Queue in Angular JS

var apiList = ["venkat", "vashith", "nagesh", "utejj"];
var requestUrl = "users/add" + window.location.search;
function AddUsers() {
    return $q.all(apiList.map(function (item) {
        return $http({
            method: 'POST',
            url: requestUrl / item
            //,data: item     //we have internal collection use data
        });
    }))
    .then(function (results) {
        var resultObj = {};
        results.forEach(function (val, i) {
            resultObj[apiList[i]] = val.data;
        });
        return resultObj;
    });
}