<head>
<title>通过ajax调用WebService服务</title>
<script>
var xhr = new ActiveXObject("Microsoft.XMLHTTP");
function sendMsg(){
var name = document.getElementById('name').value;
//服务的地址
var wsUrl = 'http://192.168.1.1:8080/hello';
//请求体
var soap = '<soapenv:Envelope xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/" xmlns:q0="http://ws.itcast.cn/"
xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">' +
' <soapenv:Body> <q0:sayHello><arg0>'+name+'</arg0> </q0:sayHello> </soapenv:Body> </soapenv:Envelope>'; //打开连接 xhr.open('POST',wsUrl,true); //重新设置请求头 xhr.setRequestHeader("Content-Type","text/xml;charset=UTF-8"); //设置回调函数 xhr.onreadystatechange = _back; //发送请求 xhr.send(soap); } function _back(){ if(xhr.readyState == 4){ if(xhr.status == 200){ //alert('调用Webservice成功了'); var ret = xhr.responseXML; var msg = ret.getElementsByTagName('return')[0]; document.getElementById('showInfo').innerHTML = msg.text; //alert(msg.text); } } } </script> </head> <body> <input type="button" value="ajax调用WebService服务" onclick="sendMsg();"> <input type="text" id="name"> <div id="showInfo"> </div> </body> </html> 原文链接：https://www.f2er.com/ajax/163691.html