Question

ajax请求webservice返回json报Error， responseText是正确的

Answer 1

using System.Web.Script.Services;
using System.Web.Services;
namespace WebService35
{
///
/// WebService1 的摘要说明
///
[WebService(Namespace = "")]
[WebServiceBinding(ConformsTo = WsiProfiles.BasicProfile1_1)]
[System.ComponentModel.ToolboxItem(false)]
// 若要允许运用 ASP.NET AJAX 从脚本中调用此 Web 服务，请取消对下行的注释。
[System.Web.Script.Services.ScriptService]
public class WebService1 : System.Web.Services.WebService
{
[WebMethod]
[ScriptMethod(UseHttpGet = false)]
public string WS1()
{
return "POST无参数";
}
[WebMethod]
[ScriptMethod(UseHttpGet = false)]
public string WS2(string s)
{
return s;
}
[WebMethod]
[ScriptMethod(UseHttpGet = true)]
public string WS3()
{
return "GET无参数";
}
[WebMethod]
[ScriptMethod(UseHttpGet = true)]
public string WS4(string s)
{
return s;
}
}
}