仅供参考

ws.aspx 代码
                $.ajax({
                    type: "POST",   //
访问WebService使用Post方式请求
                   
contentType: "application/json", //WebService 会返回Json类型
                   
url: "WebService1.asmx/HelloWorld", //调用WebService的地址和方法名称组合 ---- WsURL/方法名
                   
data: "{}",         //这里是要传递的参数,格式为 data: "{paraName:paraValue}",下面将会看到      
                   
dataType: 'json',
                    success: function(result) {     //
回调函数,result,返回值
                       
$('#dictionary').append(result.d);
                    }
                });   

        //
有参数调用
    
                $.ajax({
                    type: "POST",
                    contentType: "application/json",
                    url: "WebService1.asmx/GetWish",
                    data: "{value1:'
心想事成',value2:'万事如意',value3:'牛牛牛',value4:2009}",
                    dataType: 'json',
                    success: function(result) {
                        $('#dictionary').append(result.d);
                    }
                });
        
        //
返回集合(引用自网络,很说明问题)
     
                $.ajax({
                    type: "POST",
                    contentType: "application/json",
                    url: "WebService1.asmx/GetArray",
                    data: "{i:10}",
                    dataType: 'json',
                    success: function(result) {
                        $(result.d).each(function() {
                            //alert(this);
                           
$('#dictionary').append(this.toString() + " ");
                            //alert(result.d.join(" | "));
                       
});
                    }
                });


        //
返回复合类型
    
                $.ajax({
                    type: "POST",
                    contentType: "application/json",
                    url: "WebService1.asmx/GetClass",
                    data: "{}",
                    dataType: 'json',
                    success: function(result) {
                        $(result.d).each(function() {
                            //alert(this);
                           
$('#dictionary').append(this['ID'] + " " + this['Value']);
                            //alert(result.d.join(" | "));
                       
});

                    }
                });


        //
返回DataSet(XML)
     
                $.ajax({
                    type: "POST",
                    url: "WebService1.asmx/GetDataSet",
                    data: "{}",
                    dataType: 'xml', //
返回的类型为XML ,和前面的Json,不一样了
                   
success: function(result) {
                    //
演示一下捕获
                       
try {  
                            $(result).find("Table1").each(function() {
                                $('#dictionary').append($(this).find("ID").text() + " " + $(this).find("Value").text());
                            });
                        }
                        catch (e) {
                            alert(e);
                            return;
                        }
                    },
                    error: function(result, status) { //
如果没有上面的捕获出错会执行这里的回调函数
                       
if (status == 'error') {
                            alert(status);
                        }
                    }
                });

        //Ajax
为用户提供反馈,利用ajaxStartajaxStop 方法,演示ajax跟踪相关事件的回调,他们两个方法可以添加给jQuery对象在Ajax前后回调
        //
但对与Ajax的监控,本身是全局性的
       
$(document).ready(function() {
            $('#loading').ajaxStart(function() {
                $(this).show();
            }).ajaxStop(function() {
                $(this).hide();
            });
        });

        //
鼠标移入移出效果,多个元素的时候,可以使用隔开
       
$(document).ready(function() {
            $('div.button').hover(function() {
                $(this).addClass('hover');
            }, function() {
                $(this).removeClass('hover');
            });
        });
       
       

   
[WebService(Namespace = "http://tempuri.org/")]
    [WebServiceBinding(ConformsTo = WsiProfiles.BasicProfile1_1)]
    [System.ComponentModel.ToolboxItem(false)]
    //
若要允许使用 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
   
{
        /// <summary>
        ///
无参数
       
/// </summary>
        /// <returns></returns>
       
[WebMethod]
        public string HelloWorld()
        {
            return "Hello World ";
        }

        /// <summary>
        ///
带参数
       
/// </summary>
        /// <param name="value1"></param>
        /// <param name="value2"></param>
        /// <param name="value3"></param>
        /// <param name="value4"></param>
        /// <returns></returns>
       
[WebMethod]
        public string GetWish(string value1, string value2, string value3, int value4)
        {
            return string.Format("
祝您在{3}年里 {0}{1}{2}", value1, value2, value3, value4);
        }

        /// <summary>
        ///
返回集合
       
/// </summary>
        /// <param name="i"></param>
        /// <returns></returns>
       
[WebMethod]
        public List<int> GetArray(int i)
        {
            List<int> list = new List<int>();

            while (i >= 0)
            {
                list.Add(i--);
            }

            return list;
        }

        /// <summary>
        ///
返回一个复合类型
       
/// </summary>
        /// <returns></returns>
       
[WebMethod]
        public Class1 GetClass()
        {
            return new Class1 { ID = "1", Value = "
牛年大吉" };
        }


        /// <summary>
        ///
返回XML
       
/// </summary>
        /// <returns></returns>
       
[WebMethod]
        public DataSet GetDataSet()
        {
            DataSet ds = new DataSet();
            DataTable dt = new DataTable();
            dt.Columns.Add("ID", Type.GetType("System.String"));
            dt.Columns.Add("Value", Type.GetType("System.String"));
            DataRow dr = dt.NewRow();
            dr["ID"] = "1";
            dr["Value"] = "
新年快乐";
            dt.Rows.Add(dr);
            dr = dt.NewRow();
            dr["ID"] = "2";
            dr["Value"] = "
万事如意";
            dt.Rows.Add(dr);
            ds.Tables.Add(dt);
            return ds;
        }


    }
    //
自定义的类,只有两个属性
   
public class Class1
   
{
        public string ID { get; set; }
        public string Value { get; set; }
    }
}
(引)

posted on 2009-08-24 16:39  梅桦  阅读(8909)  评论(5编辑  收藏  举报