note 102801 deleted from function.substr by danbrown

Note Submitter: Anonymous 

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@Cristianlf:
It's pretty useless if you know how this function works:
<?php
function right($string,$chars) 
{ 
    return substr($string, -$chars);
}

echo right('asd', 2);  // sd
echo substr('asd', -2);  // sd
?>