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PHP: Remove Everything But Letters And Numbers – Reg Expressions

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Copy this code and paste it in your HTML 
  1. $string = "remove ever^&thing but *&^*&%£ letters & numbers*&^*";
  2. $cleansedstring = ereg_replace("[^A-Za-z0-9]", "", $string );
  3. echo $cleansedstring;

URL: http://www.brightcherry.co.uk/scribbles/2008/07/15/php-remove-everything-but-letters-and-numbers-reg-expressions/

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