ajax常用

$.ajax({
        dataType: 'json',
        type: "post",
        async: false,
        url: "/" + domainName + "/basic/Role/SelectByAll?page=1&rows=100",
        success: function (data) {

            if (data.Success) {

$.each(data, function (i, n) {

alert(i);

alert(n)

})

           }

else{}

}

})