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@@ -1,15 +1,22 @@
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<!DOCTYPE html>
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<html lang="en">
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+
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<head>
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<meta charset="UTF-8">
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<meta http-equiv="X-UA-Compatible" content="IE=edge">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>Document</title>
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</head>
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+
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<body>
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<script>
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- window.prompt('请输入')
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+ // window.prompt('请输入')
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//需求： 输入年龄 计算活了多少秒！！！ 通过alert弹出 当前总过活了xxxx秒
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+ var a = window.prompt('请输入年龄', 18)
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+ console.log(a)
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+ var b = a * 365 * 24 * 60 * 60
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+ alert('当前总过活了'+ b + '秒')
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</script>
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</body>
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+
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</html>
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zsydgithub