枚舉對(duì)象屬性 var myObj = { name:'gongjialin', sex:'woman', myFun:function(){ console.log("this is test") } } for(var data in myObj){ document.write('style--'+data+","+value+"myObj[data]") } 增刪屬性和方法 var myObj = { name:'jialin', sex:"woman', } //增加屬性 myObj.age = 23 //刪除屬性 delete myObj.sex; 檢測(cè)對(duì)象是否具有某個(gè)屬性 var myObj = { name:'jialin', sex:"woman', } var hasName = 'name' in myObj; //true var hasAge = 'age' in myObj; //false;
