str_rot13
PHP 4 >= 4.2.0, PHP 5, PHP 7, PHP 8
str_rot13 - Perform the rot13 transform on a string
str_rot13(
string$string ): string
Performs the ROT13 encoding on the string 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.
Parameters
- string
-
The input string.
Return Values
Returns the ROT13 version of the given string.