var ballonContent = { header: "Test", Content: "This is a test", lat: "", lon: "", categorie: "" } function PostUserInput(){ try { $.ajax({ async: false, type: "POST", url: '/newBallon', data: ballonContent }).done(function (SimSMid) { return(SimSMid) // convertdata(SimSMid); }); // function convertdata(SimSMids) { // SimSOutput = SimSMids; // } // // console.log(currentwind); // return SimSOutput; } catch (err) { console.log('-> function PostUserInput() failed!\n' + err); } }