js输出九九乘法表

js输出九九乘法表


控制台输出

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>Documenttitle>
head>
<body>
    
    <script>
        for (var i = 1; i <= 9; i++) {
            var str = '';
            for (var j = 1; j <= i; j++) {
                str += j + '*' + i + '=' + i * j + ' ';
            }
            console.log(str);
        }
    script>
body>
html>

js输出九九乘法表_第1张图片

页面输出

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>Documenttitle>
head>

<body>
    
    <script>
        for (var i = 1; i <= 9; i++) {
            var str = '';
            for (var j = 1; j <= i; j++) {
                str += j + '*' + i + '=' + i * j + '  ';
            }
            document.write('
'
); document.write(str); }
script> body> html>

js输出九九乘法表_第2张图片

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