In Operators§
See primary documentation in context for infix ⊅.
multi infix:<⊅>($a,$b --> Bool:D)
Returns True if $a is not a strict superset of $b. Equivalent to !(>).
say (1,2,3) ⊅ (2,3,1); # OUTPUT: «True» say (1,2,3) ⊅ (2,3); # OUTPUT: «False» say 4 !(>) (1,2,3); # OUTPUT: «True»