PHP 忒聊 綴豖 ヶ輛 str_rot13 (PHP 4 = 4.2.0) Description This function performs the ROT13 encoding on the str argument and returns the resulting string. The ROT13 encoding simply shifts every letter by 13 places in the alphabet while leaving non-alpha characters untouched. Encoding and decoding are done by the same function, passing an encoded string as argument will return the original version. 綴豖 れ萸 ヶ輛 str_replace 奻珨撰 str_shuffle