php man page for uopz_rename

UOPZ_RENAME(3)								 1							    UOPZ_RENAME(3)

uopz_rename - Rename a function at runtime

SYNOPSIS
       void uopz_rename (string  $class, string  $function, string  $rename)

DESCRIPTION
       void uopz_rename (string  $function, string  $rename)

	Renames $function to $rename

       Note

	       If both functions exist, this effectively swaps their names

PARAMETERS
	      o $class
		- The name of the class containing the function

	      o $function
		- The name of an existing function

	      o $rename
		- The new name for the function

RETURN VALUES
EXAMPLES
       Example #1

	      uopz_rename(3) example

	      <?php
	      uopz_rename("strlen", "original_strlen");

	      echo original_strlen("Hello World");
	      ?>

	      The above example will output something similar to:

	      11

       Example #2

	      uopz_rename(3) class example

	      <?php
	      class My {
		  public function strlen($arg) {
		      return strlen($arg);
		  }
	      }

	      uopz_rename(My::class, "strlen", "original_strlen");

	      echo My::original_strlen("Hello World");
	      ?>

	      The above example will output something similar to:

	      11

PHP Documentation Group 													    UOPZ_RENAME(3)