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@ 2016-07-14T16:37:02Z

<?php

function rotUrl($url) {
    return strtr($url,
        './-:?=&%# ZQXJKVWPY abcdefghijklmnopqrstuvwxyz123456789ABCDEFGHILMNORSTU',
        'ZQXJKVWPY ./-:?=&%# 123456789ABCDEFGHILMNORSTUabcdefghijklmnopqrstuvwxyz');
}

assert('http://google.com' === rotUrl(rotUrl('http://google.com')));

Output
Performance
VLD
References
Branches

assert: documentation ( source)
strtr: documentation ( source)

preferences:dark modelive preview

61.97 ms | 402 KiB | 5 Q