Larry Wall skribis 2005-04-01 7:47 (-0800):
> : $$x =:= $$y
> Unnecessary, I think. I want
> $x =:= @y
> to tell me whether the reference in $x is to the same array as @y.
But
my $foo;
my $bar := $foo;
my $baz = \$foo;
$foo :=: $bar; # true
$foo :=: $baz; # also true?!
$bar = 1; # updates $foo
$baz = 2; # does not update $foo
IMO, :=: should not auto(de)reference.
Juerd
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