题解 | #类继承#
类继承
https://www.nowcoder.com/practice/c06b31bf07b94c5f9dbef9645e97ea28
<!DOCTYPE html>
<html>
<head>
<meta charset=utf-8>
</head>
<body>
<script type="text/javascript">
class Human {
constructor(name) {
this.name = name
this.kingdom = 'animal'
this.color = ['yellow', 'white', 'brown', 'black']
}
// 补全代码
getName(){
return this.name
}
}
// 补全代码
class Chinese extends Human{
constructor(name,age){
super(name)
this.age=age
}
getAge(){
return this.age
}
}
</script>
</body>
</html>
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