mozillaxpathexample.htm

来自「这是javascript高级程序设计的源码」· HTM 代码 · 共 41 行

HTM
41
字号
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">

<html>
    <head>
        <title>Mozilla XPath Example</title>   
        <script type="text/javascript" src="detect.js"></script>
        <script type="text/javascript" src="xmldom.js"></script>           
    </head>
    <body>
        <p>This example gets all nodes matching the expression <code>employee/name</code>.</p>
        <script type="text/javascript">
            var oXmlDom = document.implementation.createDocument("","",null);
            
            oXmlDom.async = false;
            
            oXmlDom.load("employees.xml");
            
            var oEvaluator = new XPathEvaluator();
            var oResult = oEvaluator.evaluate("employee/name", oXmlDom.documentElement, null, XPathResult.ORDERED_NODE_ITERATOR_TYPE, null);

                       
            var sMessage = "";
            var iCount = 0;
            
            var oElement = oResult.iterateNext();
            while (oElement) {
                sMessage += oElement.xml + "\n";
                iCount++;
                oElement = oResult.iterateNext()
            }
            
            sMessage = "There are " + iCount + " matching nodes.\n" + sMessage;
            
            alert(sMessage);
            
        </script>
 
 
    </body>
</html>

⌨️ 快捷键说明

复制代码Ctrl + C
搜索代码Ctrl + F
全屏模式F11
增大字号Ctrl + =
减小字号Ctrl + -
显示快捷键?