---
layout: page
title: "JavaScript classkit_method_copy function"
comments: true
sharing: true
footer: true
alias:
- /functions/view/classkit_method_copy:764
- /functions/view/classkit_method_copy
- /functions/view/764
- /functions/classkit_method_copy:764
- /functions/764
---
<!-- Generated by Rakefile:build -->
A JavaScript equivalent of PHP's classkit_method_copy

{% codeblock classkit/classkit_method_copy.js lang:js https://raw.github.com/kvz/phpjs/master/functions/classkit/classkit_method_copy.js raw on github %}
function classkit_method_copy (dClass, dMethod, sClass, sMethod) {
  // http://kevin.vanzonneveld.net
  // +   original by: Brett Zamir (http://brett-zamir.me)
  // *     example 1: classkit_method_copy('newClass', 'newMethod', 'someClass', 'someMethod');
  // *     returns 1: true

/*
  function A(){}
  function C(){}
  C.d = function () {alert('inside d');}
  classkit_method_copy('A', 'b', 'C', 'd');
  A.b(); // 'inside d'
  */
  sMethod = sMethod || dMethod;

  if (typeof dClass === 'string') {
    dClass = this.window[dClass];
  }
  if (typeof sClass === 'string') {
    sClass = this.window[sClass];
  }

  //dClass[dMethod] = sClass[sMethod]; // Copy from static to static method (as per PHP example)
  dClass.prototype[dMethod] = sClass.prototype[sMethod]; // To copy from instance to instance
  return true;
}
{% endcodeblock %}

 - [view on github](https://github.com/kvz/phpjs/blob/master/functions/classkit/classkit_method_copy.js)
 - [edit on github](https://github.com/kvz/phpjs/edit/master/functions/classkit/classkit_method_copy.js)

### Example 1
This code
{% codeblock lang:js example %}
classkit_method_copy('newClass', 'newMethod', 'someClass', 'someMethod');
{% endcodeblock %}

Should return
{% codeblock lang:js returns %}
true
{% endcodeblock %}


### Other PHP functions in the classkit extension
{% render_partial _includes/custom/classkit.html %}