%val:EXPR% is not [a] valid material - Conditions

%val:EXPR% is not [a] valid material

Validation1.0.0

Checks if a string value is not a valid Bukkit Material name.

if mat is not a valid material:

Every distinct way you can write this pattern, with optional groups and choice groups expanded. Placeholders are shown as <name>.

<val> is not valid material

<val> is not a valid material

%val:EXPR% is not [a] valid material — Conditions