js function instances about namespace

This article describes the js function about namespace. Share it for your reference. The details are as follows:

 var MYAPP = MYAPP || {};MYAPP.namespace = function(ns_string){ var parts = ns_string.split('.'); var parent = MYAPP; var i=0; if(parts[0]==="MYAPP"){ parts = parts.slice(1); } for(i=0 ; i<parts.length; i++){ if(typeof parent[parts[i]]=='undefined'){ parent[parts[i]]={}; } parent = parent[parts[i]]; } return parent;}var module2= MYAPP.namespace('MYAPP.modules.module2');

I hope this article will be helpful to everyone's JavaScript programming.