//定义父类
function InputText() {
this.id = '';
this.name = '';
this.type = {'text':'text','password':'password','hidden':'hidden'};
}
//表单元素的前缀名称
InputText.prototype.prefix = 'InputText_';
//定义子类
function InputRadio() {
this.checked = {'false':'false','true':'true'};
}
InputRadio.prototype = new InputText();
InputRadio.prototype.constructor = InputRadio;
InputRadio.prototype.foo = function () { alert(this.prefix);};//如何获取子类与父类构造函数里面的属性呢?
结果应该是:id,name,type,checked求达人解决方案....
alert(i);//i就是test的属性名
}
function InputText() {
this.id = '';
this.name = '';
this.type = {'text':'text','password':'password','hidden':'hidden'};
}
//表单元素的前缀名称
InputText.prototype.prefix = 'InputText_';
//定义子类
function InputRadio() {
this.checked = {'false':'false','true':'true'};
InputText.call(this);
}
InputRadio.prototype = new InputText();
InputRadio.prototype.constructor = InputRadio;
InputRadio.prototype.foo = function () { alert(this.prefix);};var a = new InputRadio();
for(i in a){
a.hasOwnProperty(i) && console.log(i);
}
function InputText() {
this.prefix = new Function("alert(InputText_)");
}
//表单元素的前缀名称
InputText.prototype.id = '';
InputText.prototype.name = '';
InputText.prototype.type = { 'text': 'text', 'password': 'password', 'hidden': 'hidden' }; //定义子类
function InputRadio() {
}
//定义子类
InputRadio.prototype.checked = { 'false': 'false', 'true': 'true' }; //支持Object.keys()这种方法的浏览器有IE9+、Firefox4+、Safari5+、Opera12+、Chrome
var keys1 = Object.keys(InputText.prototype);
var keys2 = Object.keys(InputRadio.prototype);
alert(keys1+','+keys2);