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Re: How do you identify a reference?

by dsb (Chaplain)
on May 09, 2002 at 17:38 UTC ( [id://165442]=note: print w/replies, xml ) Need Help??


in reply to How do you identify a reference?

use strict;

my $var = "whatever";       # try different values to see what happens

my $val = ref $var;
my $res = $val ? "Is a Refenence: $val" : "Not a reference";
print $res, "\n";

[download]
ref will return the type of reference(SCALAR,ARRAY,HASH,etc).



Amel
This is my cool %SIG

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