infix ∌

Documentation for infix assembled from the following types:

language documentation Operators

From Operators

(Operators) infix ∌

multi sub infix:<>($a,$b --> Bool:D)

Non-membership operator.

Returns True if $a is not an element of $b. Equivalent to !(cont).

say (1,2,3 4# OUTPUT: «True␤» 
say (1,2,3!(cont) 2# OUTPUT: «False␤» 

is codepoint U+220C (DOES NOT CONTAIN AS MEMBER).

language documentation Sets, bags, and mixes

From Sets, bags, and mixes

(Sets, bags, and mixes) infix ∌

Returns True if $a does not contain $b, else False. More information, Wikipedia definition.