Stripping Characters from Strings with PHP

This is a simple example of stripping chararcters from a string using PHP.
See comments in code below for results...

<?
$string = "1234567890";
$string = substr($string, 6); //strips off 123456
echo $string; //7890
 
$string = "123456";
$string = substr($string, 0, 1);  //get first character
echo $string; //1
?>

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