%b:BLOCK% (is|is not) (air|empty)Block1.0.0
Description
Checks if a block is or is not air (empty).
Examples
if block is air:if block is not air:All Possible Usages (4)
Every distinct way you can write this pattern, with optional groups and choice groups expanded. Placeholders are shown as <name>.
<b> is air<b> is not air<b> is empty<b> is not empty