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Introduction of XML and difference from html

黄舟Original: 2017-02-16 15:45:581895browse

1.1 引入
		HTML: 负责网页的结构	
		CSS： 负责网页的样式（美观）
		Javascript： 负责在浏览器端与用户进行交互。

		负责静态的网页制作的语言
			
		HTML语言特点：
				1）由标签组成。 <title> <p> <hr/> <br/>
				2）语法结构松散的    <p></p>   <p>  <P> 
					大小写不区分
					结束标签和开始标签不一定匹配

<html>
	<head>
		<title>this is title</title>
	</head>
	<body>
		<p>html标签</p>
		<P>html标签</P>
		<abc>abc标签</abc>  自定义标签
	</body>
</html>

这种自定义标签可以把他们叫做<span style="color:red;">xml标签</span>。

The difference between xml and html:

##Name: #tend

M
arkup

anguge (Extensible Tag Language)

Tags: Tags are specified by w3c and are fixed. There are about 100 tags. Tags are formulated by the developers themselves (must be defined according to a certain grammar) Function: Responsible for the structure of the webpage 1) Describe the data of the belt relationship (as the configuration file of the software): contains the relationship with the contained 2) ”) # The above is the introduction of XML and the difference with html. For more related content, please pay attention to the PHP Chinese website (www.php.cn)!

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