### Math example with space

Source: https://github.com/foundryvtt/pf2e/wiki/Quickstart-guide-for-rule-elements

Example demonstrating the importance of spaces for math operations with actor data.

```json
"value": "max(1,@actor.level -2)"
```

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

### Compact match function example

Source: https://github.com/foundryvtt/pf2e/wiki/Quickstart-guide-for-rule-elements

A more compact version of the match function example, demonstrating simplified logic.

```js
match(
    when(lte(@actor.level, 6), 1),
    when(lte(@actor.level, 16), 2),
    3
)
```

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

### Token Image - Scaled

Source: https://github.com/foundryvtt/pf2e/wiki/Quickstart-guide-for-rule-elements

Example of changing the token image and its scale.

```json
{
    "key": "TokenImage",
    "value": "images/tokens/big-wings.webp",
    "scale": 2.5
}
```

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

### SubstituteRoll for Assurance

Source: https://github.com/foundryvtt/pf2e/wiki/Quickstart-guide-for-rule-elements

Example of setting a fixed roll value for Assurance.

```json
{
    "key": "SubstituteRoll",
    "label": "PF2E.SpecificRule.SubstituteRoll.Assurance",
    "selector": "{item|flags.system.rulesSelections.assurance}",
    "slug": "assurance",
    "value": 10
}
```

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

### Event-driven Temp HP

Source: https://github.com/foundryvtt/pf2e/wiki/Quickstart-guide-for-rule-elements

Example of applying Temporary HP on specific events like creation or turn start.

```json
{
  "events": {
    "onCreate": true,
    "onTurnStart": true
  },
  "key": "TempHP",
  "predicate": [
    "feature:inexorable-iron",
    "self:weapon:melee",
    "self:weapon:hands-held:2"
  ],
  "value": "max(floor(@actor.level / 2), 1)"
}
```

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

### Match function with when and btwn

Source: https://github.com/foundryvtt/pf2e/wiki/Quickstart-guide-for-rule-elements

Example of using match, when, and btwn functions for complex scaling logic.

```json
{
    "key": "Weakness",
    "type": "fire",
    "value": "match(when(lte(@actor.level, 6), 1), when(btwn(@actor.level, 7, 16), 2), when(gte(@actor.level, 17), 3))"
}
```

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

### Item Modifier Example

Source: https://github.com/foundryvtt/pf2e/wiki/Quickstart-guide-for-rule-elements

An example of an item modifier for the 'acrobatics' selector.

```json
{
    "key": "FlatModifier",
    "selector": "acrobatics",
    "type": "item",
    "value": 1
}
```

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

### FlatModifier Example

Source: https://github.com/foundryvtt/pf2e/wiki/Quickstart-guide-for-rule-elements

An example of a FlatModifier that adds 1 to strike damage.

```json
{
    "key": "FlatModifier",
    "selector": "strike-damage",
    "value": 1,
    "slug": "some-modifier"
}
```

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

### Circumstance Modifier Example

Source: https://github.com/foundryvtt/pf2e/wiki/Quickstart-guide-for-rule-elements

An example of a circumstance modifier for 'acrobatics' with a predicate for a specific action.

```json
{
    "key": "FlatModifier",
    "selector": "acrobatics",
    "type": "circumstance",
    "value": 2,
    "predicate": ["action:tumble-through"]
}
```

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

### Token Image - Transition Animation

Source: https://github.com/foundryvtt/pf2e/wiki/Quickstart-guide-for-rule-elements

Example of specifying a transition animation for token image changes.

```json
{
  "key": "TokenImage",
  "value": "images/wolf.webp",
  "scale": 2,
  "animation": {
    "transition": "hologram"
  }
}
```

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

### Ternary operator example

Source: https://github.com/foundryvtt/pf2e/wiki/Quickstart-guide-for-rule-elements

Example of using a ternary operator for conditional scaling of a modifier.

```json
{
    "key": "FlatModifier",
    "selector": "ac",
    "value": "ternary(gte(@item.level, 3), 2, 1)"
}
```

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

### TokenLight Example 2

Source: https://github.com/foundryvtt/pf2e/wiki/Quickstart-guide-for-rule-elements

An advanced configuration for TokenLight, including luminosity, gradual light, contrast, saturation, coloration, angle, and alpha.

```json
{
    "key": "TokenLight",
    "value": {
        "animation": {
            "intensity": 1,
            "speed": 1,
            "type": "lightdome"
        },
        "bright": 30,
        "color": "#9b7337",
        "dim": 0,
        "shadows": 0,
        "luminosity": 0.5,
        "gradual": false,
        "contrast": 0.5,
        "saturation": 0,
        "coloration": 1,
        "angle": 360,
        "alpha": 0.1
    }
}
```

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

### TokenLight Example 1

Source: https://github.com/foundryvtt/pf2e/wiki/Quickstart-guide-for-rule-elements

A basic configuration for the TokenLight rule element, demonstrating animation, bright light, color, dim light, and shadows.

```json
{
    "key": "TokenLight",
    "value": {
        "animation": {
            "intensity": 4,
            "speed": 1,
            "type": "torch"
        },
        "bright": 20,
        "color": "#9b7337",
        "dim": 40,
        "shadows": 0.2
    }
}
```

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

### Match function formatted for readability

Source: https://github.com/foundryvtt/pf2e/wiki/Quickstart-guide-for-rule-elements

The same match function example, formatted for easier understanding of its structure.

```js
match(
    when(lte(@actor.level, 6), 1),
    when(btwn(@actor.level, 7, 16), 2),
    when(gte(@actor.level, 17), 3)
)
```

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

### Basic Strike Example

Source: https://github.com/foundryvtt/pf2e/wiki/Quickstart-guide-for-rule-elements

A fundamental example of a 'Strike' rule element, demonstrating basic damage properties.

```json
{
    "key": "Strike",
    "category": "unarmed",
    "damage": {
        "base": {
            "damageType": "slashing",
            "dice": 1,
            "die": "d8"
        }
    },
    "group": "brawling",
    "label": "Tiger Claw",
    "traits": [
        "agile",
        "finesse",
        "unarmed",
        "nonlethal"
    ]
}
```

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

### EphemeralEffect Example 3: With Alterations

Source: https://github.com/foundryvtt/pf2e/wiki/Quickstart-guide-for-rule-elements

This example demonstrates applying an alteration to an EphemeralEffect, such as overriding a badge value.

```json
{
    "key": "EphemeralEffect",
    "affects": "origin",
    "selectors": [
        "strike-attack-roll"
    ],
    "uuid": "Compendium.pf2e.conditionitems.Item.MIRkyAjyBeXivMa7",
    "alterations": [{
        "mode": "override",
        "property": "badge-value",
        "value": 2
    }]
}
```

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

### Inline Action Examples

Source: https://github.com/foundryvtt/pf2e/wiki/Style-Guide

Demonstrates how to use system action macros inline, including specifying variants and DCs.

```text
[[/act grapple]]
```

```text
[[/act administer-first-aid variant=stop-bleeding]]
```

```text
[[/act sneak dc=20]]
```

```text
[[/act seek dc=thievery]]
```

```text
[[/act make-an-impression statistic=performance]]
```

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

### Nested ternary operators example

Source: https://github.com/foundryvtt/pf2e/wiki/Quickstart-guide-for-rule-elements

Example of using nested ternary operators for more complex conditional scaling.

```json
{
    "key": "FlatModifier",
    "selector": "ac",
    "value": "ternary(gte(@item.level, 7), 3, ternary(gte(@item.level, 3), 2, 1))"
}
```

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

### Options Example

Source: https://github.com/foundryvtt/pf2e/wiki/Style-Guide

Example of using the options parameter for roll options.

```Wiki
@Check[reflex|dc:25|options:damaging-effect]
```

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

### Max function example

Source: https://github.com/foundryvtt/pf2e/wiki/Quickstart-guide-for-rule-elements

Example of using the max function to ensure a minimum value for a scaled modifier.

```json
"value": "max(1,floor(@actor.level/2))"
```

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

### Basic RollOption

Source: https://github.com/foundryvtt/pf2e/wiki/Quickstart-guide-for-rule-elements

A basic example of a RollOption setting a new roll option.

```json
{
    "key": "RollOption",
    "domain": "all",
    "option": "afraid-of-dragons"
}
```

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

### Floor function example

Source: https://github.com/foundryvtt/pf2e/wiki/Quickstart-guide-for-rule-elements

Example of using the floor function to scale a modifier based on actor level.

```json
{
    "key": "FlatModifier",
    "selector": "strike-damage",
    "damageType": "spirit",
    "value": "floor(@actor.level/2)"
}
```