2-12 编程练习作业提交

来源：2-12 编程练习

MiMicccc

2020-09-23 00:03:36

<!DOCTYPE html>
<html lang="en">
<head></head>
<body>
    <script>
        // 写出代码 
        for (var i = 1; i <= 9; i++) {
            for (var j = 1; j <= i; j++) {
                document.write("*");
            }
            document.write("<br />");
        }
        // *
        // **
        // ***
        // ****
        // *****
        // ******
        // *******
        // ********
        // *********
    </script>
</body>
</html>

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