190819-utils
Version:
尚硅谷大前端自定义工具函数库
41 lines (34 loc) • 818 B
HTML
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
</head>
<body>
<script type="text/javascript">
function Cat(name,age,color){
this.name = name
this.age = age
this.color = color
}
function Person(name,age){
this.name = name
this.age = age
}
Cat.prototype.eat = function (){
console.log('我喜欢吃🐟');
}
let cat1 = new Cat('奶油',2,'蓝');
let per1 = new Person('lianpw',28)
function fn(name){
console.log(this);
console.log('i love you',name);
}
window.fn()
// cat1.fn()
fn.call(cat1,'yangmi')
cat1.eat()
// cat1.eat.apply(per1)
</script>
</body>
</html>