mcutils:vertical_slab 
Vertical slab block behavior.
Component 
Options 
| Name | Type | Default | Description | 
|---|---|---|---|
| direction_state | string | minecraft:cardinal_direction | |
| double_state | string | mcutils:double | 
Examples 
Vertical Slab 
json
{
  "format_version": "1.21.120",
  "minecraft:block": {
    "description": {
      "identifier": "wiki:custom_vertical_slab",
      "traits": {
        "minecraft:placement_direction": {
          "enabled_states": ["minecraft:cardinal_direction"]
        }
      },
      "states": { "mcutils:double": [false, true] }
    },
    "components": {
      "mcutils:vertical_slab": {
        "double_state": "mcutils:double",
        "direction_state": "minecraft:cardinal_direction"
      }
    }
  }
}