runkit_function_copy

(PECL runkit >= 0.7.0)

runkit_function_copy — Copy a function to a new function name

Description

bool runkit_function_copy ( string $funcname , string $targetname )

Parameters

funcname: Name of existing function
targetname: Name of new function to copy definition to

Return Values

Returns TRUE on success or FALSE on failure.

Examples

Example #1 A runkit_function_copy() example


<?php
function original() {
  echo "In a function\n";
}
runkit_function_copy('original','duplicate');
original();
duplicate();
?>

The above example will output:

In a function
In a function

User Contributed Notes

radon8472 at radon-software dot net

5 years ago


If you don`t have this function, yuo can use this:



<?php

  // functions.inc.php : written by Radon8472 (2010-11-16) -- last modified: 2010-12-07



  // include guard

  if( !defined("FUNCTIONS_INC_PHP") )

  {

    define("FUNCTIONS_INC_PHP","1.0");



    /**

      * Copy a function to a new function name

      *

      * @author: Radon8472

      * @version: 1.0 (2010-12-07)

      *

      * @param: string   $funcname        Name of existing function

      * @param: string   $targetname      Name of new function to copy definition to

      *

      * @return: Returns TRUE on success or FALSE on failure.

      * @todo: find a way to copy functions with refferece parameters

      */

    function func_alias($funcname, $targetname)

    {

      $ok = true;

      if( !function_exists($funcname) ) $ok = false;

      if( function_exists($targetname)) $ok = false;



      if( $ok )

      {

        $command = "function ".$targetname."() { ";

        $command.= "\$args = func_get_args(); ";

        $command.= "return call_user_func_array(\"".$funcname."\", \$args); }";



        @eval($command);

        if( !function_exists($targetname) ) $ok = false;

      }

      return $ok;

    }



    func_alias("func_alias","function_copy");

    if(!function_exists("runkit_function_copy"))

    {

      func_alias("func_alias","runkit_function_copy");

    }

  }

?>

gruessle @ gmail dot com