Vector

https://hackage.haskell.org/package/vector-0.13.2.0/docs/
Admin
Vector is a Haskell library providing efficient, generic vector data structures with support for...
Tokens:407,825
Snippets:2,376
Trust Score:9.7
Update:1 year ago
Show doc for...
Tokens:
Raw
### Haskell Mutable Vector Read/Write Example

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Mutable

Demonstrates how to generate a mutable vector, read elements safely using `readMaybe`, and handle out-of-bounds access.

```Haskell
import qualified Data.Vector.Mutable as MV
v <- MV.generate 10 (\x -> x*x)
MV.readMaybe v 3
MV.readMaybe v 13
```

--------------------------------

### Generate Vector Bundle from Step and Count

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Fusion-Bundle

Generates a vector bundle starting from a value, with a given step, for a specified number of elements.

```Haskell
enumFromStepN :: forall a (v :: Type -> Type). Num a => a -> a -> Int -> Bundle v a
```

--------------------------------

### Example: Reading an element from a mutable vector (Haskell)

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Generic-Mutable

Demonstrates how to generate a mutable vector and read an element from a specific index using `MV.read`.

```Haskell
import qualified Data.Vector.Strict.Mutable as MV
v <- MV.generate 10 (\x -> x*x)
MV.read v 3
```

--------------------------------

### Haskell Unboxed Vector Instance for Product

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Generic

Details the instance for `Vector (Product a)` in the `Data.Vector.Unboxed.Base` module. It includes methods for freezing, thawing, slicing, indexing, copying, and sequence checking, requiring `Unbox a`.

```Haskell
basicUnsafeFreeze :: Mutable Vector s (Product a) -> ST s (Vector (Product a))
basicUnsafeThaw :: Vector (Product a) -> ST s (Mutable Vector s (Product a))
basicLength :: Vector (Product a) -> Int
basicUnsafeSlice :: Int -> Int -> Vector (Product a) -> Vector (Product a)
basicUnsafeIndexM :: Vector (Product a) -> Int -> Box (Product a)
basicUnsafeCopy :: Mutable Vector s (Product a) -> Vector (Product a) -> ST s ()
elemseq :: Vector (Product a) -> Product a -> b -> b
```

--------------------------------

### Haskell: Create Vector with unfoldrExactN

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Strict

Explains `unfoldrExactN` for creating a vector with an exact number of elements using a generator function and a seed. The example creates a vector of exactly three descending integers starting from 10.

```Haskell
unfoldrExactN 3 (\n -> (n,n-1)) 10 = <10,9,8>
```

--------------------------------

### Haskell Unboxed Vector Instance for Min

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Generic

Details the instance for `Vector (Min a)` in the `Data.Vector.Unboxed.Base` module. It includes methods for freezing, thawing, slicing, indexing, copying, and sequence checking, requiring `Unbox a`.

```Haskell
basicUnsafeFreeze :: Mutable Vector s (Min a) -> ST s (Vector (Min a))
basicUnsafeThaw :: Vector (Min a) -> ST s (Mutable Vector s (Min a))
basicLength :: Vector (Min a) -> Int
basicUnsafeSlice :: Int -> Int -> Vector (Min a) -> Vector (Min a)
basicUnsafeIndexM :: Vector (Min a) -> Int -> Box (Min a)
basicUnsafeCopy :: Mutable Vector s (Min a) -> Vector (Min a) -> ST s ()
elemseq :: Vector (Min a) -> Min a -> b -> b
```

--------------------------------

### Haskell: Create Vector with unfoldrN

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Strict

Demonstrates `unfoldrN` for creating a vector with a maximum number of elements using a generator function and a seed. The example creates a vector of the first three descending integers starting from 10.

```Haskell
unfoldrN 3 (\n -> Just (n,n-1)) 10 = <10,9,8>
```

--------------------------------

### Vector Initialization and Replication

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Unboxed-Mutable

This snippet demonstrates how to create new mutable vectors. It includes functions for creating vectors of a specific size, replicating elements, and generating vectors based on a function, all within a `PrimMonad` context.

```Haskell
new :: (PrimMonad m, Unbox a) => Int -> m (MVector (PrimState m) a)
unsafeNew :: (PrimMonad m, Unbox a) => Int -> m (MVector (PrimState m) a)
replicate :: (PrimMonad m, Unbox a) => Int -> a -> m (MVector (PrimState m) a)
replicateM :: (PrimMonad m, Unbox a) => Int -> m a -> m (MVector (PrimState m) a)
generate :: (PrimMonad m, Unbox a) => Int -> (Int -> a) -> m (MVector (PrimState m) a)
generateM :: (PrimMonad m, Unbox a) => Int -> (Int -> m a) -> m (MVector (PrimState m) a)
```

--------------------------------

### IterateN Example in Haskell

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Storable

An example demonstrating the usage of `iterateN` to generate a vector by repeatedly applying a function.

```Haskell
import qualified Data.Vector.Storable as VS

-- Example 1: Empty vector
VS.iterateN 0 undefined undefined :: VS.Vector Int

-- Example 2: Generating a string using succ
VS.iterateN 26 succ 'a'
```

--------------------------------

### Vector Initialization in Haskell

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Storable

Demonstrates methods for creating vectors, including empty, singleton, replicating elements, generating elements with a function, and iterating a function.

```Haskell
empty :: Storable a => Vector a
singleton :: Storable a => a -> Vector a
replicate :: Storable a => Int -> a -> Vector a
generate :: Storable a => Int -> (Int -> a) -> Vector a
iterateN :: Storable a => Int -> (a -> a) -> a -> Vector a
```

--------------------------------

### Haskell: Get Size and Alignment of Down a

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Primitive

Provides functions to get the size and alignment of the Down a type, where 'a' is a primitive type.

```Haskell
sizeOfType# :: Proxy (Down a) -> Int#
#sizeOf# :: Down a -> Int#
#alignmentOfType# :: Proxy (Down a) -> Int#
#alignment# :: Down a -> Int#
```

--------------------------------

### Haskell: Get Size and Alignment of Down a

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Primitive-Mutable

Provides functions to get the size and alignment of the Down a type, where 'a' is a primitive type.

```Haskell
sizeOfType# :: Proxy (Down a) -> Int#
#sizeOf# :: Down a -> Int#
#alignmentOfType# :: Proxy (Down a) -> Int#
#alignment# :: Down a -> Int#
```

--------------------------------

### Haskell Vector minimumOn Example

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Generic

Shows how to find the minimum element in a Haskell vector based on a key extracted by a function using `minimumOn`. Ties are resolved by choosing the first element.

```Haskell
import qualified Data.Vector.Strict as V
V.minimumOn fst $ V.fromList [(2,'a'), (1,'b')]
```

```Haskell
import qualified Data.Vector.Strict as V
V.minimumOn fst $ V.fromList [(1,'a'), (1,'b')]
```

--------------------------------

### Enumerate Vector from Start

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Generic

Yields a vector of a given length, containing values starting from `x` and incrementing by 1.

```Haskell
enumFromN :: (Vector v a, Num a) => a -> Int -> v a
enumFromN 5 3 = <5,6,7>
```

--------------------------------

### Haskell Unboxed Vector Instance for Dual

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Generic

Details the instance for `Vector (Dual a)` in the `Data.Vector.Unboxed.Base` module. It includes methods for freezing, thawing, slicing, indexing, copying, and sequence checking, requiring `Unbox a`.

```Haskell
basicUnsafeFreeze :: Mutable Vector s (Dual a) -> ST s (Vector (Dual a))
basicUnsafeThaw :: Vector (Dual a) -> ST s (Mutable Vector s (Dual a))
basicLength :: Vector (Dual a) -> Int
basicUnsafeSlice :: Int -> Int -> Vector (Dual a) -> Vector (Dual a)
basicUnsafeIndexM :: Vector (Dual a) -> Int -> Box (Dual a)
basicUnsafeCopy :: Mutable Vector s (Dual a) -> Vector (Dual a) -> ST s ()
elemseq :: Vector (Dual a) -> Dual a -> b -> b
```

--------------------------------

### Haskell: Get Size and Alignment of First a

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Primitive

Provides functions to get the size and alignment of the First a type, where 'a' is a primitive type.

```Haskell
sizeOfType# :: Proxy (First a) -> Int#
#sizeOf# :: First a -> Int#
#alignmentOfType# :: Proxy (First a) -> Int#
#alignment# :: First a -> Int#
```

--------------------------------

### Haskell: Get Size and Alignment of Identity a

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Primitive

Provides functions to get the size and alignment of the Identity a type, where 'a' is a primitive type.

```Haskell
sizeOfType# :: Proxy (Identity a) -> Int#
#sizeOf# :: Identity a -> Int#
#alignmentOfType# :: Proxy (Identity a) -> Int#
#alignment# :: Identity a -> Int#
```

--------------------------------

### Show Instance for Vector (Haskell)

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Primitive

Provides a 'Show' instance for 'Vector', allowing vectors to be converted to strings for display. This includes functions for precise string representation.

```Haskell
instance (Show a, Prim a) => Show (Vector a) where
  showsPrec :: Int -> Vector a -> ShowS
  show :: Vector a -> String
  showList :: [Vector a] -> ShowS
```

--------------------------------

### Haskell: Examples for fromListN

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Generic

Demonstrates the usage of `fromListN` to convert a specified number of elements from a list into a vector. Shows behavior with lists longer and shorter than the specified count.

```Haskell
import qualified Data.Vector.Strict as V
V.fromListN 3 [1,2,3,4,5]
V.fromListN 3 [1]
```

--------------------------------

### Haskell: Get Size and Alignment of Complex a

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Primitive

Provides functions to get the size and alignment of the Complex a type, where 'a' is a primitive type.

```Haskell
sizeOfType# :: Proxy (Complex a) -> Int#
#sizeOf# :: Complex a -> Int#
#alignmentOfType# :: Proxy (Complex a) -> Int#
#alignment# :: Complex a -> Int#
```

--------------------------------

### Haskell: Initializing Mutable Vectors

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Storable-Mutable

Demonstrates methods for creating and initializing mutable vectors. Includes functions for creating new, replicated, and generated vectors.

```Haskell
new :: (PrimMonad m, Storable a) => Int -> m (MVector (PrimState m) a)
unsafeNew :: (PrimMonad m, Storable a) => Int -> m (MVector (PrimState m) a)
replicate :: (PrimMonad m, Storable a) => Int -> a -> m (MVector (PrimState m) a)
replicateM :: (PrimMonad m, Storable a) => Int -> m a -> m (MVector (PrimState m) a)
generate :: (PrimMonad m, Storable a) => Int -> (Int -> a) -> m (MVector (PrimState m) a)
generateM :: (PrimMonad m, Storable a) => Int -> (Int -> m a) -> m (MVector (PrimState m) a)
```

--------------------------------

### Haskell: Get Size and Alignment of First a

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Primitive-Mutable

Provides functions to get the size and alignment of the First a type, where 'a' is a primitive type.

```Haskell
sizeOfType# :: Proxy (First a) -> Int#
#sizeOf# :: First a -> Int#
#alignmentOfType# :: Proxy (First a) -> Int#
#alignment# :: First a -> Int#
```

--------------------------------

### Haskell: Get Size and Alignment of Identity a

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Primitive-Mutable

Provides functions to get the size and alignment of the Identity a type, where 'a' is a primitive type.

```Haskell
sizeOfType# :: Proxy (Identity a) -> Int#
#sizeOf# :: Identity a -> Int#
#alignmentOfType# :: Proxy (Identity a) -> Int#
#alignment# :: Identity a -> Int#
```

--------------------------------

### Haskell Vector minimum Example

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Generic

Illustrates finding the minimum element in a Haskell vector using the `minimum` function. It handles ties by returning the first occurrence and supports custom ordering with `Data.Semigroup.Arg`.

```Haskell
import qualified Data.Vector.Strict as V
V.minimum $ V.fromList [2, 1]
```

```Haskell
import Data.Semigroup
V.minimum $ V.fromList [Arg 2 'a', Arg 1 'b']
```

```Haskell
import Data.Semigroup
V.minimum $ V.fromList [Arg 1 'a', Arg 1 'b']
```

--------------------------------

### Haskell: Get Size and Alignment of Complex a

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Primitive-Mutable

Provides functions to get the size and alignment of the Complex a type, where 'a' is a primitive type.

```Haskell
sizeOfType# :: Proxy (Complex a) -> Int#
#sizeOf# :: Complex a -> Int#
#alignmentOfType# :: Proxy (Complex a) -> Int#
#alignment# :: Complex a -> Int#
```

--------------------------------

### Haskell: Slicing and Sub-vector Operations with Data.Vector.Generic.New

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Generic-New

Illustrates functions for creating sub-vectors or modified views of the `New` vector initializations, such as `slice`, `init`, `tail`, `take`, and `drop`. It also includes unsafe variants for performance-critical scenarios.

```Haskell
slice :: forall (v :: Type -> Type) a. Vector v a => Int -> Int -> New v a -> New v a Source
init :: forall (v :: Type -> Type) a. Vector v a => New v a -> New v a Source
tail :: forall (v :: Type -> Type) a. Vector v a => New v a -> New v a Source
take :: forall (v :: Type -> Type) a. Vector v a => Int -> New v a -> New v a Source
drop :: forall (v :: Type -> Type) a. Vector v a => Int -> New v a -> New v a Source
unsafeSlice :: forall (v :: Type -> Type) a. Vector v a => Int -> Int -> New v a -> New v a Source
unsafeInit :: forall (v :: Type -> Type) a. Vector v a => New v a -> New v a Source
unsafeTail :: forall (v :: Type -> Type) a. Vector v a => New v a -> New v a Source
```

--------------------------------

### Enumerate Vector from Start

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Storable

Yields a vector of a given length, containing sequential values starting from 'x'. More efficient than enumFromTo.

```Haskell
enumFromN :: (Storable a, Num a) => a -> Int -> Vector a
enumFromN 5 3 = <5,6,7>
```

--------------------------------

### MVector Any Instance Methods

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Generic-Mutable-Base

Provides the instance details for mutable unboxed vectors of Any type. It includes methods for length, slicing, overlap checking, creation, initialization, replication, reading, writing, clearing, setting, copying, moving, and growing.

```Haskell
basicLength :: MVector s Any -> Int
basicUnsafeSlice :: Int -> Int -> MVector s Any -> MVector s Any
basicOverlaps :: MVector s Any -> MVector s Any -> Bool
basicUnsafeNew :: Int -> ST s (MVector s Any)
basicInitialize :: MVector s Any -> ST s ()
basicUnsafeReplicate :: Int -> Any -> ST s (MVector s Any)
basicUnsafeRead :: MVector s Any -> Int -> ST s Any
basicUnsafeWrite :: MVector s Any -> Int -> Any -> ST s ()
basicClear :: MVector s Any -> ST s ()
basicSet :: MVector s Any -> Any -> ST s ()
basicUnsafeCopy :: MVector s Any -> MVector s Any -> ST s ()
basicUnsafeMove :: MVector s Any -> MVector s Any -> ST s ()
basicUnsafeGrow :: MVector s Any -> Int -> ST s (MVector s Any)
```

--------------------------------

### Haskell: Enumerate Vector from Start

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Primitive

Yields a vector of a given length, containing sequential values starting from 'x'. More efficient than `enumFromTo`.

```Haskell
enumFromN :: (Prim a, Num a) => a -> Int -> Vector a
enumFromN 5 3 = <5,6,7>
```

--------------------------------

### Vector Show Instance Methods

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Storable

Defines how vectors are converted to string representations. `showsPrec` is used for showing vectors with precedence, and `show` and `showList` provide standard string conversions.

```Haskell
showsPrec :: Int -> Vector a -> ShowS
show :: Vector a -> String
showList :: [Vector a] -> ShowS
```

--------------------------------

### Haskell: Read Vector Element Example

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Mutable

Demonstrates reading an element from a mutable vector created using `generate`. It shows how to access a specific element by its index.

```Haskell
import qualified Data.Vector.Mutable as MV

v <- MV.generate 10 (x -> x*x)
MV.read v 3
-- Expected output: 9
```

--------------------------------

### Monadic Stream Indexing

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Fusion-Stream-Monadic

Adds an index to each element of a monadic stream. 'indexed' starts from 0, while 'indexedR' allows specifying a starting index.

```Haskell
indexed :: forall (m :: Type -> Type) a. Monad m => Stream m a -> Stream m (Int, a)
indexedR :: forall (m :: Type -> Type) a. Monad m => Int -> Stream m a -> Stream m (Int, a)
```

--------------------------------

### Monad Instance for Box

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Fusion-Stream-Monadic

Outlines the Monad instance for the Box type, including (>>=), (>>), and return. These methods enable sequential computation and binding within the Box context.

```Haskell
(>>=) :: Box a -> (a -> Box b) -> Box b
(>>) :: Box a -> Box b -> Box b
return :: a -> Box a
```

--------------------------------

### Haskell iterateN Example

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Primitive

Example usage of the 'iterateN' function to generate a vector of characters by repeatedly applying the 'succ' function to an initial character.

```Haskell
import qualified Data.Vector.Primitive as VP
VP.iterateN 26 succ 'a'
```

--------------------------------

### Haskell Unboxed Vector Instance for DoNotUnboxLazy

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Generic

Details the instance for `Vector (DoNotUnboxLazy a)` in the `Data.Vector.Unboxed.Base` module. It includes methods for freezing, thawing, slicing, indexing, copying, and sequence checking.

```Haskell
basicUnsafeFreeze :: Mutable Vector s (DoNotUnboxLazy a) -> ST s (Vector (DoNotUnboxLazy a))
basicUnsafeThaw :: Vector (DoNotUnboxLazy a) -> ST s (Mutable Vector s (DoNotUnboxLazy a))
basicLength :: Vector (DoNotUnboxLazy a) -> Int
basicUnsafeSlice :: Int -> Int -> Vector (DoNotUnboxLazy a) -> Vector (DoNotUnboxLazy a)
basicUnsafeIndexM :: Vector (DoNotUnboxLazy a) -> Int -> Box (DoNotUnboxLazy a)
basicUnsafeCopy :: Mutable Vector s (DoNotUnboxLazy a) -> Vector (DoNotUnboxLazy a) -> ST s ()
elemseq :: Vector (DoNotUnboxLazy a) -> DoNotUnboxLazy a -> b -> b
```

--------------------------------

### Haskell: Get Size and Alignment of Word

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Primitive

Provides functions to get the size and alignment of the Word type using `sizeOfType#`, `sizeOf#`, `alignmentOfType#`, and `alignment#`.

```Haskell
sizeOfType# :: Proxy Word -> Int#
#sizeOf# :: Word -> Int#
#alignmentOfType# :: Proxy Word -> Int#
#alignment# :: Word -> Int#
```

--------------------------------

### Haskell: Bundle Construction Functions

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Fusion-Bundle

Provides functions for constructing `Bundle`s: `singleton` creates a bundle with a single element, `cons` adds an element to the beginning, `snoc` adds an element to the end, `replicate` creates a bundle with repeated elements, and `generate` creates a bundle by applying a function to indices.

```Haskell
singleton :: forall a (v :: Type -> Type). a -> Bundle v a
```

```Haskell
cons :: forall a (v :: Type -> Type). a -> Bundle v a -> Bundle v a
```

```Haskell
snoc :: forall (v :: Type -> Type) a. Bundle v a -> a -> Bundle v a
```

```Haskell
replicate :: forall a (v :: Type -> Type). Int -> a -> Bundle v a
```

```Haskell
generate :: forall a (v :: Type -> Type). Int -> (Int -> a) -> Bundle v a
```

--------------------------------

### Haskell: Get Size and Alignment of Int

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Primitive

Provides functions to get the size and alignment of the Int type using `sizeOfType#`, `sizeOf#`, `alignmentOfType#`, and `alignment#`.

```Haskell
sizeOfType# :: Proxy Int -> Int#
#sizeOf# :: Int -> Int#
#alignmentOfType# :: Proxy Int -> Int#
#alignment# :: Int -> Int#
```

--------------------------------

### Haskell: Get Size and Alignment of Float

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Primitive

Provides functions to get the size and alignment of the Float type using `sizeOfType#`, `sizeOf#`, `alignmentOfType#`, and `alignment#`.

```Haskell
sizeOfType# :: Proxy Float -> Int#
#sizeOf# :: Float -> Int#
#alignmentOfType# :: Proxy Float -> Int#
#alignment# :: Float -> Int#
```

--------------------------------

### MVector Int64 Instance Methods

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Generic-Mutable-Base

Provides the instance details for mutable unboxed vectors of Int64. It includes methods for length, slicing, overlap checking, creation, initialization, replication, reading, writing, clearing, setting, copying, moving, and growing.

```Haskell
basicLength :: MVector s Int64 -> Int
basicUnsafeSlice :: Int -> Int -> MVector s Int64 -> MVector s Int64
basicOverlaps :: MVector s Int64 -> MVector s Int64 -> Bool
basicUnsafeNew :: Int -> ST s (MVector s Int64)
basicInitialize :: MVector s Int64 -> ST s ()
basicUnsafeReplicate :: Int -> Int64 -> ST s (MVector s Int64)
basicUnsafeRead :: MVector s Int64 -> Int -> ST s Int64
basicUnsafeWrite :: MVector s Int64 -> Int -> Int64 -> ST s ()
basicClear :: MVector s Int64 -> ST s ()
basicSet :: MVector s Int64 -> Int64 -> ST s ()
basicUnsafeCopy :: MVector s Int64 -> MVector s Int64 -> ST s ()
basicUnsafeMove :: MVector s Int64 -> MVector s Int64 -> ST s ()
basicUnsafeGrow :: MVector s Int64 -> Int -> ST s (MVector s Int64)
```

--------------------------------

### Haskell: Get Size and Alignment of Word

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Primitive-Mutable

Provides functions to get the size and alignment of the Word type using `sizeOfType#`, `sizeOf#`, `alignmentOfType#`, and `alignment#`.

```Haskell
sizeOfType# :: Proxy Word -> Int#
#sizeOf# :: Word -> Int#
#alignmentOfType# :: Proxy Word -> Int#
#alignment# :: Word -> Int#
```

--------------------------------

### Bundle Construction

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Fusion-Bundle-Monadic

Provides functions for creating `Bundle`s: `empty` for an empty bundle, `singleton` for a single element, `cons` to prepend, `snoc` to append, `replicate` to repeat a value, `replicateM` for monadic repetition, and `generate`/`generateM` for creating bundles from indices.

```Haskell
empty :: forall (m :: Type -> Type) (v :: Type -> Type) a. Monad m => Bundle m v a Source #
Empty `Bundle`
singleton :: forall (m :: Type -> Type) a (v :: Type -> Type). Monad m => a -> Bundle m v a Source #
Singleton `Bundle`
cons :: forall (m :: Type -> Type) a (v :: Type -> Type). Monad m => a -> Bundle m v a -> Bundle m v a Source #
Prepend an element
snoc :: forall (m :: Type -> Type) (v :: Type -> Type) a. Monad m => Bundle m v a -> a -> Bundle m v a Source #
Append an element
replicate :: forall (m :: Type -> Type) a (v :: Type -> Type). Monad m => Int -> a -> Bundle m v a Source #
Replicate a value to a given length
replicateM :: forall m a (v :: Type -> Type). Monad m => Int -> m a -> Bundle m v a Source #
Yield a `Bundle` of values obtained by performing the monadic action the given number of times
generate :: forall (m :: Type -> Type) a (v :: Type -> Type). Monad m => Int -> (Int -> a) -> Bundle m v a Source #
generateM :: forall m a (v :: Type -> Type). Monad m => Int -> (Int -> m a) -> Bundle m v a Source #
Generate a stream from its indices
```

--------------------------------

### Haskell: Get Size and Alignment of Int

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Primitive-Mutable

Provides functions to get the size and alignment of the Int type using `sizeOfType#`, `sizeOf#`, `alignmentOfType#`, and `alignment#`.

```Haskell
sizeOfType# :: Proxy Int -> Int#
#sizeOf# :: Int -> Int#
#alignmentOfType# :: Proxy Int -> Int#
#alignment# :: Int -> Int#
```

--------------------------------

### Haskell Monadic Bundle Construction and Conversion

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Fusion-Bundle-Monadic

Provides functions to create and convert monadic bundles. Includes lifting bundles to different monads, creating empty or singleton bundles, replicating elements, and generating bundles from functions.

```Haskell
lift :: forall (m :: Type -> Type) (v :: Type -> Type) a. Monad m => Bundle Id v a -> Bundle m v a

empty :: forall (m :: Type -> Type) (v :: Type -> Type) a. Monad m => Bundle m v a
singleton :: forall (m :: Type -> Type) a (v :: Type -> Type). Monad m => a -> Bundle m v a
cons :: forall (m :: Type -> Type) a (v :: Type -> Type). Monad m => a -> Bundle m v a -> Bundle m v a
snoc :: forall (m :: Type -> Type) (v :: Type -> Type) a. Monad m => Bundle m v a -> a -> Bundle m v a
replicate :: forall (m :: Type -> Type) a (v :: Type -> Type). Monad m => Int -> a -> Bundle m v a
replicateM :: forall m a (v :: Type -> Type). Monad m => Int -> m a -> Bundle m v a
generate :: forall (m :: Type -> Type) a (v :: Type -> Type). Monad m => Int -> (Int -> a) -> Bundle m v a
generateM :: forall m a (v :: Type -> Type). Monad m => Int -> (Int -> m a) -> Bundle m v a
unbox :: forall (m :: Type -> Type) (v :: Type -> Type) a. Monad m => Bundle m v (Box a) -> Bundle m v a
```

--------------------------------

### Haskell Vector maximumOn Example

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Generic

Shows how to find the maximum element in a Haskell vector based on a key extracted by a function using `maximumOn`. Ties are resolved by choosing the first element.

```Haskell
import qualified Data.Vector.Strict as V
V.maximumOn fst $ V.fromList [(2,'a'), (1,'b')]
```

```Haskell
import qualified Data.Vector.Strict as V
V.maximumOn fst $ V.fromList [(1,'a'), (1,'b')]
```

--------------------------------

### Haskell: Get Size and Alignment of Float

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Primitive-Mutable

Provides functions to get the size and alignment of the Float type using `sizeOfType#`, `sizeOf#`, `alignmentOfType#`, and `alignment#`.

```Haskell
sizeOfType# :: Proxy Float -> Int#
#sizeOf# :: Float -> Int#
#alignmentOfType# :: Proxy Float -> Int#
#alignment# :: Float -> Int#
```

--------------------------------

### Generate Vector Bundle from Start to End

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Fusion-Bundle

Generates a vector bundle with elements from a start value to an end value, inclusive, using the `Enum` instance.

```Haskell
enumFromTo :: forall a (v :: Type -> Type). Enum a => a -> a -> Bundle v a
```

--------------------------------

### Haskell MVector Unboxed Instance for Word64

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Generic-Mutable

Provides the MVector instance for Word64 in Haskell's vector package. It includes methods for basic operations like getting the length, slicing, checking for overlaps, creating new vectors, initializing, replicating, reading, writing, clearing, setting, copying, moving, and growing unboxed mutable vectors of Word64.

```Haskell
basicLength :: MVector s Word64 -> Int
basicUnsafeSlice :: Int -> Int -> MVector s Word64 -> MVector s Word64
basicOverlaps :: MVector s Word64 -> MVector s Word64 -> Bool
basicUnsafeNew :: Int -> ST s (MVector s Word64)
basicInitialize :: MVector s Word64 -> ST s ()
basicUnsafeReplicate :: Int -> Word64 -> ST s (MVector s Word64)
basicUnsafeRead :: MVector s Word64 -> Int -> ST s Word64
basicUnsafeWrite :: MVector s Word64 -> Int -> Word64 -> ST s ()
basicClear :: MVector s Word64 -> ST s ()
basicSet :: MVector s Word64 -> Word64 -> ST s ()
basicUnsafeCopy :: MVector s Word64 -> MVector s Word64 -> ST s ()
basicUnsafeMove :: MVector s Word64 -> MVector s Word64 -> ST s ()
basicUnsafeGrow :: MVector s Word64 -> Int -> ST s (MVector s Word64)
```

--------------------------------

### Haskell Storable Vector Identity Check (isSameVector)

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Storable

Provides an example of checking if two Storable vectors are the same, meaning they share the same buffer and have the same length. The example uses a vector of Doubles.

```Haskell
import qualified Data.Vector.Storable as VS
let xs = VS.fromList [0/0::Double] in VS.isSameVector xs xs
```

--------------------------------

### Unboxed Vector First Instance

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Generic

Defines the instance for unboxed vectors of First a, where 'a' must be an instance of Unbox. It includes methods for freezing, thawing, getting the length, slicing, indexing, copying, and sequential element checking.

```Haskell
basicUnsafeFreeze :: Mutable Vector s (First a) -> ST s (Vector (First a))
Source #
basicUnsafeThaw :: Vector (First a) -> ST s (Mutable Vector s (First a))
Source #
basicLength :: Vector (First a) -> Int
Source #
basicUnsafeSlice :: Int -> Int -> Vector (First a) -> Vector (First a)
Source #
basicUnsafeIndexM :: Vector (First a) -> Int -> Box (First a)
Source #
basicUnsafeCopy :: Mutable Vector s (First a) -> Vector (First a) -> ST s ()
Source #
elemseq :: Vector (First a) -> First a -> b -> b
Source #
```

--------------------------------

### Haskell Vector minimumBy Example

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Generic

Demonstrates finding the minimum element in a Haskell vector using a custom comparison function with `minimumBy`. Ties are resolved by selecting the first occurrence.

```Haskell
import Data.Ord
import qualified Data.Vector.Strict as V
V.minimumBy (comparing fst) $ V.fromList [(2,'a'), (1,'b')]
```

```Haskell
import Data.Ord
import qualified Data.Vector.Strict as V
V.minimumBy (comparing fst) $ V.fromList [(1,'a'), (1,'b')]
```

--------------------------------

### Haskell Vector scanl Example

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector

Provides an example of V.scanl, a left-to-right scan that includes the initial value and all subsequent accumulated results. This snippet uses addition for accumulation.

```Haskell
import qualified Data.Vector as V
V.scanl (+) 0 (V.fromList [1,2,3,4])
```

--------------------------------

### Haskell: Get Size and Alignment of CSUSeconds

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Primitive

Provides functions to get the size and alignment of the CSUSeconds type using proxy and direct methods. These are essential for memory layout calculations.

```Haskell
sizeOfType# :: Proxy CSUSeconds -> Int#
#sizeOf# :: CSUSeconds -> Int#
#alignmentOfType# :: Proxy CSUSeconds -> Int#
#alignment# :: CSUSeconds -> Int#
```

--------------------------------

### Haskell Vector Construction Functions

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Generic

Details functions for creating new vectors, including empty, singleton, replicating elements, generating elements from a function, and iterating a function.

```Haskell
empty :: Vector v a => v a
-- The empty vector.

singleton :: Vector v a => a -> v a
-- A vector with exactly one element.

replicate :: Vector v a => Int -> a -> v a
-- A vector of the given length with the same value in each position.

generate :: Vector v a => Int -> (Int -> a) -> v a
-- Construct a vector of the given length by applying the function to each index.

iterateN :: Vector v a => Int -> (a -> a) -> a -> v a
-- Apply the function max(n-1,0) times to an initial value, producing a vector of length max(n,0).
-- The 0th element will contain the initial value, which is why there is one less function application than the number of elements in the produced vector.
```

--------------------------------

### Haskell: Get Size and Alignment of CSUSeconds

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Primitive-Mutable

Provides functions to get the size and alignment of the CSUSeconds type using proxy and direct methods. These are essential for memory layout calculations.

```Haskell
sizeOfType# :: Proxy CSUSeconds -> Int#
#sizeOf# :: CSUSeconds -> Int#
#alignmentOfType# :: Proxy CSUSeconds -> Int#
#alignment# :: CSUSeconds -> Int#
```

--------------------------------

### MVector Int32 Instance Methods

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Generic-Mutable-Base

Provides the instance details for mutable unboxed vectors of Int32. It includes methods for length, slicing, overlap checking, creation, initialization, replication, reading, writing, clearing, setting, copying, moving, and growing.

```Haskell
basicLength :: MVector s Int32 -> Int
basicUnsafeSlice :: Int -> Int -> MVector s Int32 -> MVector s Int32
basicOverlaps :: MVector s Int32 -> MVector s Int32 -> Bool
basicUnsafeNew :: Int -> ST s (MVector s Int32)
basicInitialize :: MVector s Int32 -> ST s ()
basicUnsafeReplicate :: Int -> Int32 -> ST s (MVector s Int32)
basicUnsafeRead :: MVector s Int32 -> Int -> ST s Int32
basicUnsafeWrite :: MVector s Int32 -> Int -> Int32 -> ST s ()
basicClear :: MVector s Int32 -> ST s ()
basicSet :: MVector s Int32 -> Int32 -> ST s ()
basicUnsafeCopy :: MVector s Int32 -> MVector s Int32 -> ST s ()
basicUnsafeMove :: MVector s Int32 -> MVector s Int32 -> ST s ()
basicUnsafeGrow :: MVector s Int32 -> Int -> ST s (MVector s Int32)
```

--------------------------------

### Haskell Vector Recycling Support

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Generic

Provides utilities for creating new vectors from monadic initializers and converting existing vectors into initializers for cloning.

```Haskell
new :: Vector v a => New v a -> v a
Construct a vector from a monadic initialiser.
clone :: Vector v a => v a -> New v a
Convert a vector to an initialiser which, when run, produces a copy of the vector.
```

--------------------------------

### Haskell Vector Product Example

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Strict

Illustrates how to compute the product of elements in a Haskell Vector using `V.product`. Examples include a non-empty vector and an empty vector.

```Haskell
import qualified Data.Vector as V
V.product $ V.fromList [1,2,3,4]
V.product (V.empty :: V.Vector Int)
```

--------------------------------

### Haskell Vector postscanl Example

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector

Shows how to use V.postscanl for a left-to-right scan, returning all intermediate scans except the initial value. The example demonstrates accumulation using addition.

```Haskell
import qualified Data.Vector as V
V.postscanl (+) 0 (V.fromList [1,2,3,4])
```

--------------------------------

### Haskell Monadic Vector Initialization

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Primitive

Functions for initializing vectors using monadic actions, allowing for effects during vector creation. Includes functions for replicating, generating, and iterating with monadic actions.

```Haskell
replicateM :: (Monad m, Prim a) => Int -> m a -> m (Vector a)
generateM :: (Monad m, Prim a) => Int -> (Int -> m a) -> m (Vector a)
iterateNM :: (Monad m, Prim a) => Int -> (a -> m a) -> a -> m (Vector a)
```

--------------------------------

### Haskell MVector Unboxed Instance for Word64

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Generic-Mutable-Base

Provides the MVector instance for Word64 in Haskell's vector package. It includes methods for basic operations like getting the length, slicing, checking for overlaps, creating new vectors, initializing, replicating, reading, writing, clearing, setting, copying, moving, and growing unboxed mutable vectors of Word64.

```Haskell
basicLength :: MVector s Word64 -> Int
basicUnsafeSlice :: Int -> Int -> MVector s Word64 -> MVector s Word64
basicOverlaps :: MVector s Word64 -> MVector s Word64 -> Bool
basicUnsafeNew :: Int -> ST s (MVector s Word64)
basicInitialize :: MVector s Word64 -> ST s ()
basicUnsafeReplicate :: Int -> Word64 -> ST s (MVector s Word64)
basicUnsafeRead :: MVector s Word64 -> Int -> ST s Word64
basicUnsafeWrite :: MVector s Word64 -> Int -> Word64 -> ST s ()
basicClear :: MVector s Word64 -> ST s ()
basicSet :: MVector s Word64 -> Word64 -> ST s ()
basicUnsafeCopy :: MVector s Word64 -> MVector s Word64 -> ST s ()
basicUnsafeMove :: MVector s Word64 -> MVector s Word64 -> ST s ()
basicUnsafeGrow :: MVector s Word64 -> Int -> ST s (MVector s Word64)
```

--------------------------------

### Haskell Vector scanr1 min/max Examples

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Strict

Provides examples for `scanr1` in Haskell, illustrating its use with minimum and maximum functions on a vector. It includes cases for non-empty and empty vectors.

```Haskell
import qualified Data.Vector as V
V.scanr1 min $ V.fromListN 5 [3,1,4,2,4]
V.scanr1 max $ V.fromListN 5 [4,5,2,3,1]
V.scanr1 min (V.empty :: V.Vector Int)
```

--------------------------------

### Haskell Unboxed Vector Instance for Sum

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Generic

Details the instance for `Vector (Sum a)` in the `Data.Vector.Unboxed.Base` module. It includes methods for freezing, thawing, slicing, indexing, copying, and sequence checking, requiring `Unbox a`.

```Haskell
basicUnsafeFreeze :: Mutable Vector s (Sum a) -> ST s (Vector (Sum a))
basicUnsafeThaw :: Vector (Sum a) -> ST s (Mutable Vector s (Sum a))
basicLength :: Vector (Sum a) -> Int
basicUnsafeSlice :: Int -> Int -> Vector (Sum a) -> Vector (Sum a)
basicUnsafeIndexM :: Vector (Sum a) -> Int -> Box (Sum a)
basicUnsafeCopy :: Mutable Vector s (Sum a) -> Vector (Sum a) -> ST s ()
elemseq :: Vector (Sum a) -> Sum a -> b -> b
```

--------------------------------

### Haskell Vector MinimumOn Example

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Strict

Illustrates finding the minimum element in a Haskell Vector by applying a key function using `V.minimumOn`. Examples use `fst` to compare tuples.

```Haskell
import qualified Data.Vector as V
V.minimumOn fst $ V.fromList [(2,'a'), (1,'b')]
V.minimumOn fst $ V.fromList [(1,'a'), (1,'b')]
```

--------------------------------

### Haskell Vector MaximumOn Example

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Strict

Illustrates finding the maximum element in a Haskell Vector by applying a key function using `V.maximumOn`. Examples use `fst` to compare tuples.

```Haskell
import qualified Data.Vector as V
V.maximumOn fst $ V.fromList [(2,'a'), (1,'b')]
V.maximumOn fst $ V.fromList [(1,'a'), (1,'b')]
```

--------------------------------

### Haskell MVector basicUnsafeReplicate Method

Source: https://hackage.haskell.org/package/vector-0.13.2.0/docs/Data-Vector-Generic-Mutable-Base

Creates a mutable vector of a given length and fills it with an initial value. This method should not be called directly; use `replicate` instead.

```Haskell
basicUnsafeReplicate :: Int -> a -> ST s (v s a)
```
Tokens:
Raw