Using predefined variable $_ in foreach loop : Foreach « Statement « Perl






  1. Perl
  2. Statement
  3. Foreach

Using predefined variable $_ in foreach loop

 


#!/usr/bin/perl -w

use strict;

my @array = (10, 20, 30, 40);

print "Before: @array\n";

foreach (@array) { 
    $_ *= 2;
}

print "After: @array\n";








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