I am writing code for getting data.
First I call **getsomedata**
function to get data and inside getsomedata function I am calling another function getRandomdata to get data and returning it back to the previous function but it is returning undefined
. But in getRandomdata
data could be seen in console.log
.
Do I need to use callbacks
?
router.get('/get-data', function (req, res, next) {
var result = getsomedata(some_parameter);
console.log(result); // receiving undefined
res.send(result);
});
function getsomedata(some_parameter_recieved) {
var getsomedata = getRandomdata(random_params);
console.log(getsomedata); // receiving undefined
return getsomedata;
}
function getRandomdata(random_params_recieved) {
// after some calculation
console.log(random_data); // receiving proper data
return random_data;
}