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@ 2013-08-17T03:14:29Z

<?php
$emails = array("cely@iqnection.com", "cely@tenable.com", "Chris.Ely@gmail.com");

foreach ($emails as $k => $email) {
    $hash = md5( strtolower( trim( $email ) ) );
    printf('email: %s'."\t=>\t".'http://www.gravatar.com/avatar/%s?d=identicon'."\n", $email, $hash);

}

Output
Performance
VLD
References
Branches

trim: documentation ( source)
strtolower: documentation ( source)
printf: documentation ( source)
md5: documentation ( source)

preferences:dark modelive preview

41.15 ms | 402 KiB | 5 Q