HTML、CSS和JS中注释类型的总结_html/css

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HTML、CSS和JS中注释类型的总结_html/css_WEB-ITnose

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Jun 24, 2016 am 11:20 AM

添加必要的注释，是一个优秀的程序员必须具备的好习惯，可以大大提高代码的可维护性、可读性。

1、HTML注释

注释的地方（根据个人习惯可能有所不同）：

　　结束标签的后面，这一切都是为了程序在嵌套的时候更加方便、明了，如：　　　　　

<div class="main"></div><!--注释的内容-->

2、CSS注释

/*注释的内容*/

注释的位置：

　　某个模块样式开始的地方，说明这段样式是作用于哪段模块，如：

/*header*/header {     width: 800px;     background-color: #999;  }/*footer*/footer {     width: 800px;     background-color: #EEE;  }

3、JavaScript注释

单行注释：//注释的内容；

　　 块级注释：/*注释的内容*/；

注释位置：

　　　一般将注释添加在某段功能函数的上边，说明函数的功能、作者、作者信息、修改时间。如：

// 输出标题：document.getElementById("myH1").innerHTML="Welcome to my Homepage";

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