<!DOCTYPE html>
<html>

	<head>
		<meta charset="UTF-8">
		<title></title>
		<script>
			/*级联函数重点在于 把当前原型对象指针返回， 即可调用其他方法*/
			function person() {
				this._lian = "";
				this._zui = "";
				this._tui = "";
			}
			person.prototype = {
				setLian: function() {
					this._lian = "大脸";
					return this;
				},
				setZui: function() {
					this._zui = "大嘴";
					return this;
				},
				setTui: function() {
					this._tui = "大腿";
					return this;
				}
			}
			var p = new person();
			p.setLian().setZui().setTui();
			console.log(p);
		</script>
	</head>

	<body>
	</body>

</html>