29 lines
653 B
HTML
29 lines
653 B
HTML
<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<meta http-equiv="X-UA-Compatible" content="ie=edge">
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<title>Document</title>
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</head>
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<body>
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<script>
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function Person(name) {
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this.name = name
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}
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function Student(name, score) {
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Person.call(name)
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this.score = score
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}
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Student.prototype = new Person() // 不传参数
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Student.prototype.play = function () {
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console.log('考试真是太有意思了')
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}
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var st1 = new Student('张三', 100)
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console.log(st1.name, st1.score)
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</script>
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</body>
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</html> |