javascript 调用 WebService的方法
javascript 调用 WebService的方法
javascript 调用 WebService的方法 [WebMethod]
public int DoMulti(int num1,int num2)
{
int result;
result = num1 * num2;
return result;
}
<%@ Page language='c#' Codebehind='Javascript.aspx.cs' AutoEventWireup='false' Inherits='WebTest.Javascript' %>
<!DOCTYPE HTML PUBLIC '-//W3C//DTD HTML 4.0 Transitional//EN' >
<HTML>
<HEAD>
<title>Javascript</title>
<meta name='GENERATOR' Content='Microsoft Visual Studio .NET 7.1'>
<meta name='CODE_LANGUAGE' Content='C#'>
<meta name=vs_defaultClientScript content='JavaScript'>
<meta name=vs_targetSchema content='http://schemas.microsoft.com/intellisense/ie5'>
<script language='javascript'>
function doMul(){
service.useService('http://localhost/WebServiceTest/Multi.asmx?wsdl','DoMultiService');
var parm1 = Form1.all.mul1.value;
var parm2 = Form1.all.mul2.value;
service.DoMultiService.callService(callback,'DoMulti',parm1,parm2);
}
function callback(res){
if (!res.error)
Form1.all.retValue.value=res.value;
else
Form1.all.retValue.value='ERR';
}
</script>
</HEAD>
<body>
<div id='service' style='BEHAVIOR:url(webservice.htc)'></div>
<form id='Form1' method='post' runat='server'><FONT
face=宋体><INPUT type=text id=mul1 name=mul1>*<INPUT type=text id=mul2 name=mul2><INPUT style='WIDTH: 50px' onclick=doMul() type=button value='='><INPUT
type=text id=retValue name=retValue></FONT>
</form>
</body>
</HTML>
其中 webservice.htc 需要另外下载
http://msdn.microsoft.com/workshop/author/webservice/webservice.htc