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  • JavaScript简介

    1. javascript 组成

    • ECMAScript
    • DOM
    • BOM

    2. 标签的属性

    • async(异步脚本)
    • charset
    • defer(延迟脚本)
    • language
    • src
    • type

    3. 标签的位置

    <!DOCTYPE html>
    <html>
    	<head>
    		<title>Example HTML Page</title>a
    	</head>
    	<body>
    		<!-- 这里放内容 -->
    		<script type="text/javascript" src="example1.js"></script>
    		<script type="text/javascript" src="example2.js"></script>
    	</body>
    </html>
    

    4. XHTML中的用法

    //XHTML语法严格,'<'等字符不被转义会报错,
    //可以放在'CDATA'域来解决
    <script type="text/javascript"><![CDATA[
    	function compare(a, b) {
    		if (a < b) {
    			alert("A is less than B");
    		} else if (a > b) {
    			alert("A is greater than B");
    		} else {
    			alert("A is equal to B");
    		}
    	}
    ]]></script>
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  • 原文地址:https://www.cnblogs.com/huoteng/p/4953354.html
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