首先定義SOAP數據，然后創建HTTP對象，然后使用POST提交，獲取狀態碼為200，就說明調用成功，再進行下一步操作……

看一下具體實現的代碼吧

<!--#Include virtual="/Include/json.min.asp"--><%Dim strxmlDim str'定義soap消息strxml = "<?xml version='1.0' encoding='utf-8'?>"strxml = strxml & "<soap:Envelope xmlns:xsi='http://www.w3.org/2001/XMLSchema-instance' xmlns:xsd='http://www.w3.org/2001/XMLSchema' xmlns:soap='http://schemas.xmlsoap.org/soap/envelope/'>"       strxml = strxml & "<soap:Body> "strxml = strxml & "<GetCategories xmlns='http://tempuri.org/'>"strxml = strxml & "<reqcode>30000001</reqcode>" '參數1strxml = strxml & "<sign>ssssss</sign>" '參數2strxml = strxml & "</GetCategories>"strxml = strxml & "</soap:Body>"strxml = strxml & "</soap:Envelope>"Set h = createobject( "Microsoft.XMLHTTP")'向指定的URL發送Post消息h.open "POST", "http://www.domain.com/WebService.asmx", Falseh.setRequestHeader "Content-Type", "text/xml; charset=utf-8"h.setRequestHeader "Content-Length",LEN(strxml)h.setRequestHeader "SOAPAction", "http://tempuri.org/GetCategories"h.send (strxml)'顯示返回的XML信息If h.Status = 200 Then  Set xmlDOC = server.CreateObject("MSXML.DOMDocument")  xmlDOC.load(h.responseXML)  jsonText = xmlDOC.childNodes(1).Text     '轉換成JSON，調用json.min.asp  Set categories = JSON.parse(jsonText)    for i = 0 to categories.Length -1  　　Response.Write(CStr(categories.get(i).CategoryName)) '屬性  　　for j = 0 to categories.get(i).Labels.Length - 1 '集合    　　Response.Write(CStr(categories.get(i).Labels.get(j).LabelName))  　　next  next  <pre name="code" class="vb"><script language="javascript" runat="Server">if(!Array.prototype.get){Array.prototype.get=function(prop){return this[prop];}}"use strict";if(!this.JSON){JSON={};}(function(){function f(n){return n<10?'0'+n:n;}if(typeof Date.prototype.toJSON!=='function'){Date.prototype.toJSON=function(key){return isFinite(this.valueOf())?this.getUTCFullYear()+'-'+f(this.getUTCMonth()+1)+'-'+f(this.getUTCDate())+'T'+f(this.getUTCHours())+':'+f(this.getUTCMinutes())+':'+f(this.getUTCSeconds())+'Z':null;};String.prototype.toJSON=Number.prototype.toJSON=Boolean.prototype.toJSON=function(key){return this.valueOf();};}var cx=/[/?/?/?-/?/?/?/?/?-/?/?-/?/?-/?/?/?-/?]/g,escapable=/[///"/x00-/x1f/x7f-/x9f/?/?-/?/?/?/?/?-/?/?-/?/?-/?/?/?-/?]/g,gap,indent,meta={'/b':'//b','/t':'//t','/n':'//n','/f':'//f','/r':'//r','"':'//"','//':'////'},rep;function quote(string){escapable.lastIndex=0;return escapable.test(string)?'"'+string.replace(escapable,function(a){var c=meta[a];return typeof c==='string'?c:'//u'+('0000'+a.charCodeAt(0).toString(16)).slice(-4);})+'"':'"'+string+'"';}function str(key,holder){var i,k,v,length,mind=gap,partial,value=holder[key];if(value&&typeof value==='object'&&typeof value.toJSON==='function'){value=value.toJSON(key);}if(typeof rep==='function'){value=rep.call(holder,key,value);}switch(typeof value){case'string':return quote(value);case'number':return isFinite(value)?String(value):'null';case'boolean':case'null':return String(value);case'object':if(!value){return'null';}gap+=indent;partial=[];if(Object.prototype.toString.apply(value)==='[object Array]'){length=value.length;for(i=0;i<length;i+=1){partial[i]=str(i,value)||'null';}v=partial.length===0?'[]':gap?'[/n'+gap+partial.join(',/n'+gap)+'/n'+mind+']':'['+partial.join(',')+']';gap=mind;return v;}if(rep&&typeof rep==='object'){length=rep.length;for(i=0;i<length;i+=1){k=rep[i];if(typeof k==='string'){v=str(k,value);if(v){partial.push(quote(k)+(gap?': ':':')+v);}}}}else{for(k in value){if(Object.hasOwnProperty.call(value,k)){v=str(k,value);if(v){partial.push(quote(k)+(gap?': ':':')+v);}}}}v=partial.length===0?'{}':gap?'{/n'+gap+partial.join(',/n'+gap)+'/n'+mind+'}':'{'+partial.join(',')+'}';gap=mind;return v;}}if(typeof JSON.stringify!=='function'){JSON.stringify=function(value,replacer,space){var i;gap='';indent='';if(typeof space==='number'){for(i=0;i<space;i+=1){indent+=' ';}}else if(typeof space==='string'){indent=space;}rep=replacer;if(replacer&&typeof replacer!=='function'&&(typeof replacer!=='object'||typeof replacer.length!=='number')){throw new Error('JSON.stringify');}return str('',{'':value});};}if(typeof JSON.parse!=='function'){JSON.parse=function(text,reviver){var j;function walk(holder,key){var k,v,value=holder[key];if(value&&typeof value==='object'){for(k in value){if(Object.hasOwnProperty.call(value,k)){v=walk(value,k);if(v!==undefined){value[k]=v;}else{delete value[k];}}}}return reviver.call(holder,key,value);}cx.lastIndex=0;if(cx.test(text)){text=text.replace(cx,function(a){return'//u'+('0000'+a.charCodeAt(0).toString(16)).slice(-4);});}if(/^[/],:{}/s]*$/.test(text.replace(///(?:["http:////bfnrt]|u[0-9a-fA-F]{4})/g,'@').replace(/"[^"http:///n/r]*"|true|false|null|-?/d+(?:/./d*)?(?:[eE][+/-]?/d+)?/g,']').replace(/(?:^|:|,)(?:/s*/[)+/g,''))){j=eval('('+text+')');return typeof reviver==='function'?walk({'':j},''):j;}throw new SyntaxError('JSON.parse');};}}());</script>Set xmlDOC = nothingElse Response.Write h.Status &" " Response.Write h.StatusTextEnd if%>