ajax select option 数据。为了下次方便信手拈来！！

为了下次方便信手拈来！！

示例1

var form = document.forms["maddraddform"];

$(form.province).change(function(){

    var post = {cache_time:0, id:$(this).val()};

    app.fetchUrl(function(data){

            if(data==false) {

                J.showToast(fetch_err_msg, 'error', 2000);

                return false;

            }

            if(typeof data == "string") data = eval('('+data+')');

            if(data.ret == 1){

                var obj = document.forms["maddraddform"].city;

                $(obj).empty();

                $(obj).append('<option value="0">请选择市</option>');

                for(var i=0; i<data.list.length; i++){

                    $(obj).append('<option value="'+data.list[i].id+'">'+data.list[i].name+'</option>');

                }

            }else{

                J.showToast(data.msg, 'error', 2000);

            }

    }, wsurl+'District/Lists/', post);

});

示例2

$('#ddlproducttype').change(function(){

    $.ajax({

        type: "POST",

        url: MPATH + "/main/P/AgencyList.ashx",

        data: {"producttype": $.trim($("#ddlproducttype").val())},

        dataType: "json",

        cache: !1,

        success: function (result) {

            $("#ddlissuers").empty();

            $("#ddlissuers").append('<option value="">请选择发行机构</option>');

            if (result.total>0) {

                for(var i=0; i<result.rows.length; i++){

                    $("#ddlissuers").append('<option value="'+result.rows[i].id+'">'+result.rows[i].referred+'</option>');

                }

            }

        }

    });

});