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Remove all characters except letters and numbers from a string

Description

If you want to strip a string of all symbols and characters other than alphanumeric letters and numbers then use this. It will take a string and erase / delete any non-alphanumeric characters, and then output a clean version without the unwanted characters.

The code

<?php



$string = "This is some text and numbers 12345 and symbols !£$%^&";



$new_string = ereg_replace("[^A-Za-z0-9]", "", $string);



echo $new_string



?>

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