infix =:=

Documentation for infix =:= assembled from the following types:

language documentation Operators

From Operators

(Operators) infix =:=

multi sub infix:<=:=>(Mu \aMu \b)

Container identity operator. Returns True if both arguments are bound to the same container. If it returns True, it generally means that modifying one will also modify the other.

my ($a$b= (13);
say $a =:= $b;      # OUTPUT: «False␤» 
$b = 2;
say $a;             # OUTPUT: «1␤» 
$b := $a;
say $a =:= $b;      # OUTPUT: «True␤» 
$a = 5;
say $b;             # OUTPUT: «5␤»