RustyNail

$.ajaxSetup({
    contentType: "application/x-www-form-urlencoded;charset=utf-8",
    headers: {
        'ConnectionA': 'yes'
    },
    dataFilter: function (data, type) {
        
        return data;
    }
});

除了`dataFilter`还有`complated` 之类的生命周期