As3 深度克隆某个对象，支持Vector和Array(不丢失类别)

clone 某个对象，支持Vector类型和Array类型

 

需要引用类库as3-commons-reflect

 

http://www.as3commons.org/as3-commons-reflect/

 

/**
* 深度clone某个对象，包含Vector 和 Array
*/        
public static function clone (_obj : * ): *
{
    var returnCloneObj :*;
    var objType : Type = Type . forInstance (_obj );
   
    if (_obj is Vector .<*> || _obj is Array )
    {
        returnCloneObj = new objType . clazz ();
        for each (var eachCloneObj :* in _obj )
        {
            returnCloneObj . push (cloneObj (eachCloneObj ));
        }
    }
    else
    {
        returnCloneObj = cloneObj (_obj );
    }
    return returnCloneObj ;
}

/**
* clone 只能clone简单对象的所有的public属性
*/
private static function cloneObj (_obj : * ): *
{
    var objType : Type = Type . forInstance (_obj );
    var cloneObj :* = new objType . clazz ();
    for each (var field : Field in objType . properties )
    {
        if (field is Variable || field is Accessor && Accessor (field ). writeable && field . name != 'prototype' )
        {
            cloneObj [ field . name ] = _obj [ field . name ];
        }
    }
    return cloneObj ;
}