📄 ex5-1.htm

📁 《JAVASCRIPT 动态网页编程实例手册》一书中的源代码

💻 HTM

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    <html>
    <head><title>+、-、*、/、%运算符使用演示</title></head>
    <body>
    <h2>基本算术运算符</h2>
    <p>
    <script language="JavaScript">
        var num1 = 9;
        var num2 = 6;
        var result = num1 + num2;
        document.write("<h3>num1 + num2 = "+ result);
        result = num1 - num2;
        document.write("<h3>num1 - num2 = "+ result);
        result = num1 * num2;
        document.write("<h3>num1 * num2 = "+ result);
        result = num1 / num2;
        document.write("<h3>num1 / num2 = "+ result);
        result = num1 % num2;
        document.write("<h3>num1 % num2 = "+ result);        
        result = result + (10 / 2 + 5);
        document.write("<h3>3 + (10 / 2 + 5) = " + result);
    </script>
    </body>
    </html>

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