Random AlphaNumeric String You are here: Free PHP » Snippets » Random AlphaNumeric String Used to generate a random amount of random letters, uppercase, lowercase, and numbers. You can add more characters in the $chars array, separating with "," after each, with no "," at the end. Enjoy! Published on: Thursday - 05 May 2011 Categories: Snippets Tags: rss , snippets Comments are closed.