第一次写javascript

原创 2019-01-22 10:46:09 210
摘要:<!DOCTYPE html> <html lang="en"> <head>     <meta charset="UTF-8">     <title>第一次写javascript<
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>第一次写javascript</title>
    <script type="text/javascript" src="/xuexi/static/js/js01.js"></script>
    <script>
        document.write("<br>"+"第一次写javascript"+"<br>"+123456)
    </script>
</head>
<body>
    <h2>弹出框</h2>
    <script>
        var a = 5,  b = 10;
        c = a * b;
        alert(c)

        d = c + b;
        document.write(d+"<br>")

        d/=d;
        document.write(d+"<br>")

        document.write(a+"<br>")
        document.write(b+"<br>")
        document.write(c+"<br>")
        document.write(d+"<br>")

        e = a <= 5 && b > 10;
        document.write(e+"<br>")

        f= a <= 5 && b <= 11;
        document.write(f+"<br>")
        g =  ! b > 12;
        document.write(g+"<br>")
    </script>
</body>
</html>


批改老师:韦小宝批改时间:2019-01-22 11:23:20
老师总结:写的很不错 JavaScript一定要多练习 实际上并不难 多练习很快就可以掌握了

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