ajax

1.ajax异步

有参数

 1)form表单

  $.ajax({
                            url: "Handle/OrderData.ashx?action=ScanCodeConfirm",  //一般处理程序
                            type: "post",
                            data: $("#form1").serialize() ,   //传递的数据
                            dataType: "json",   //数据类型json
                            success: function (data) {    //成功执行
                                if (data.success) {


                                }
                                else {
                           
                                }
                            }
                        });

2)拼接

 $.ajax({
                            url: "Handle/OrderData.ashx?action=ScanCodeConfirm",
                            type: "post",
                            data: $("#form1").serialize() + "&g_pieces=" + g_pieces + "&g_length=" + g_length,
                            dataType: "json",
                            success: function (data) {
                                if (data.success) {

                                 
                                }
                                else {
                                 
                                }
                            }
                        });

3) 

$.ajax({
                url: "/Handle/OrderData.ashx?action=RecSendUserInfo",
                type: "post",
                data:{countryID:countryID},
                dataType: "json",
                success: function (data) {
                    if (data.success) {
                    
                    }
                    else {
                    }
                }
            });

2.无参数

 function rec_iinfo()
        {
            $.ajax({
                url: "Handle/OrderData.ashx?action=getRec",
                type: "post",
                dataType: "json",
                success: function (data) {
                    if (data.success) {
                      
                    }
                }
            });
        }

 详见:http://www.w3school.com.cn/jquery/ajax_ajax.asp

原文地址:https://www.cnblogs.com/1955/p/7928223.html