jeanluca:

Try this...

#! /usr/bin/perl -lw
use strict ;


my %r = ( 'a' => 1, 'b' => 2, 'c' => 3) ;

my $keys = keys(%r) ;
print "keys = $keys" ;

printf "keys=%d\n", scalar(keys(%r)) ;

[download]
...roboticus

In reply to Re: keys(%hash) not in scalar context in printf by roboticus
in thread keys(%hash) not in scalar context in printf by jeanluca

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