ExtJs006 class name, alternate name

Ext.onready (function () {    //ext.define Other Configuration Items       //alias, alternate nameExt.define ("User", {config: {name:' HHH ', Age:10}, alias:' UU ',//alias underlying code in Ext.classmangerAlternateclassname: ' UUU ',//alternate name and alias are almost//give the current class an alternate name for the underlying code in Ext.classmangerConstructorfunction(config) {//Constructors            varme = This; Me.initconfig (config); //Initialize Configuration        }            }); //var u = ext.create (' User ');     varu1 = Ext.create (' UUU ');//The user class can be created as an alias    //var u2 = ext.create (' uu ');alert (U1.getname ());//Note: Here's how to callalert (U1.getage ());ext.define (' My.sample.Person ', {config: {name: ' Mr. Unknown ', age:0, Gender: ' Male ', alias: ' UU ',//alias The underlying code in Ext.classmanger alternateclassname: ' UUU ',//Give current Class A standby            Using the name underlying code in Ext.classmanger HHH: ' AAA ', constructor:function (config) {this.initconfig (config);        return this;    }     });    var u = ext.create (' My.sample.Person ');    var u1 = ext.create (' uu ');    var U2 = ext.create (' UUU ');    alert (u2.config.name);    alert (u2.config.age);    alert (U2.HHH); */            //statics (subclasses cannot inherit) Inheritablestatics (subclasses can inherit) define static methods or properties for the current class    /*ext.define (' person ', {config: {name: ' Parent class '}, Statics: {//static method or property        static_id: ' I am the ID of the person, cannot inherit the quilt Class! '        }, Inheritablestatics: {//static method or property inheritablestatics_id: ' I am the ID of the person, I can inherit the quilt class! '            }, Constructor:function (config) {var me = this;        Me.initconfig (config);    }    }); MUST NOTE:!!!!!    The instance object is//var p = ext.create (' person ') that cannot use a static property or method;        alert (p.static_id);    To use a static property with the class name:!!!!    alert (person.static_id);    alert (person.inheritablestatics_id);    Ext.define (' User ', {extend: ' person ', config: {age:20}});  alert (user.static_id);        Undefined alert (user.inheritablestatics_id); */    /*//mixins Mixed configuration items, can be multiple inherited configuration Ext.define ("Sing", {cansing:function () {alert (' cansing method, custom ')        ;    }    });        Ext.define ("Say", {cansay:function () {alert (' Cansay,,, ');    }    });        Ext.define (' User ', {mixins: {sing: ' Sing ',///equivalent to the inherited Sing class, can be called by the User sing the method say: "Say"    }    }); var u = ext.create ("User");    Note Case U.cansay ();     U.cansing (); */         //^_^ Pseudo-code description: Requires and uses and singleton    /** Ext.define (' mycomponent '), {//may require EXT or other classes to do support//requires loading required class timing is: The current class is initialized before it is loaded//requires:[' Ext.window.Window ', ' Ext.button.Button ']//uses the class time required to load is: The current class is initialized after being loaded//uses:[' Ext.form.Panel ', ' Ext.grid.Pane    L ']//singleton:true//The current class is treated as a singleton object}); */  })

ExtJs006 class name, alternate name