【javascript】浅层克隆、深度克隆

            var obj = {
                name : ‘xiaoming‘,
                age : 12,
                children : [‘mimi‘,‘lili‘,‘rokey‘]
            }
            var obj2 = {};

            function clone(origin, target) {
                var target = target || {};
                 for(var prop in origin) {
                     target[prop] = origin[prop];
                 }
                 return target;
            }

            clone(obj, obj2);

          function deepClone(origin, target) {
                var target = target || {},
                    toStr = Object.prototype.toString,
                    arrStr = ‘[object Array]‘;
                for(var prop in origin) {
                    if(origin.hasOwnProperty(prop)) {     //判断是不是对象自带的属性
                        if(origin[prop] !== ‘null‘ && typeof(origin[prop]) == ‘object‘) {
                            if(toStr.call(origin[prop]) == arrStr) {
                                target[prop] = [];
                            }else {
                                target[prop] = {};
                            }
                            deepClone(origin[prop], target[prop]);
                        }else {
                            target[prop] = origin[prop];
                        }
                    }
                }
                return target;
            }