<?php
$string = "remove *unwanted !character% from my string 1212&&";
$clean_string= ereg_replace("[^A-Za-z0-9]", "", $string);
echo $clean_string
?>
<?php
$string = "remove *unwanted !character% from my string 1212&&";
$clean_string= ereg_replace("[^A-Za-z0-9]", "", $string);
echo $clean_string
?>