PHP str_rot13() Function

PHP str_rot13() Function

The str_rot13() function in PHP performs the ROT13 encoding on a string and returns the resulting string. The ROT13 encoding is used to shift every letter by 13 places in the alphabet while leaving non-alpha characters untouched.

Syntax

str_rot13 ( string $str )

Parameter

str(required)- This parameter represents the input string.

Return

This function returns the ROT13 version of the given string.

Example 1

Output

String 1: Hello World
The rot13 string: Uryyb Jbeyq

Example 2

Output

String 1: Hello World
The rot13 string: Uryyb Jbeyq
String 2: Uryyb Jbeyq
The rot13 string: Hello World 

Example 3

Output

String 1: 12345
The rot13 string: 12345

Example 4

Output

Both the strings are Equal!!