调试-输出对象的key-value

            var asfman = {};
            asfman.dict = {
                "keys": function(obj){
                    var b = [];
                    for(var i in obj){
                      b.push(i);
                    }
                    return b;
                  },
                  "values": function(obj){
                    var b = [];
                    for(var i in obj){
                      b.push(obj[i]);
                    }
                    return b;
                  },
                  "items": function(obj){
                    var b = [];
                    for(var i in obj){
                      b.push([i, obj[i]]);
                    }
                    return b;
                  }
            };

调用
alert(asfman.dict.items(要打印的对象).join("\n"));