2.(for循环)计算1+3+5+...+99的和(html)

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2023-10-26

2.(for循环)计算1+3+5+…+99的和(html)!DOCTYPE htmlhtml lang=enheadmeta charset=UTF-8meta http-equiv=X-UA-Compatible content=IE=edgemeta name=viewport content=width=device-width...

2.(for循环)计算1+3+5+…+99的和(html)

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <script>
         var sum=0;
        for(var i=1;i<=99;i=i+2)
        {
            sum=sum+i;
        }
        console.log(sum);
    </script>
</body>
</html>

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