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run code in 300+ PHP versions simultaneously
<?php $email = "cely@iqnection.com"; $hash = md5( strtolower( trim( $email ) ) ); printf('http://www.gravatar.com/avatar/%s?d=identicon', $hash);
Output for git.master, git.master_jit, rfc.property-hooks
http://www.gravatar.com/avatar/68b0a06a22e632a4a79264d26d902288?d=identicon

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