Please use code tags around your code...

What about something like this:

#! /usr/bin/perl
use strict;
use warnings;

while  ( my $line = <DATA> ) {

   my $count = $line =~ tr/AEIOUaeiou//;
   print $count, $/;
}

__DATA__
no
ah, two...
ave
ave caesar

[download]
Please read additionally at perldoc -q count

Updates

  1. expanded code to show a complete working example
  2. $code =~ s/cnt/count/g

In reply to Re: Finding vowels by linuxer
in thread Finding vowels by paragkalra

Title:
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