May 4, 2011 · JavaScript provides for passing one value back to the code that called it after everything in the function that needs to run has finished running. JavaScript passes a value …

you can solve this by using callbacks, if you are willing to do so, see my answer. People forget that you can "return multiple values" easily with JS, using tuples or even: callbacks!

Currently you proceed even if there's no data, the example might be improved with a check or better yet, replacing return data; with code to process the data on success.

Thanks for validating the bit about if the function doesn't return a value the call returns undefined. I discovered this messing around recently: even if the function returns null explicitly, if you …

Apr 16, 2013 · Why does the regular assignment statement (say, x = 5) return the value assigned (5 in this case), while the assignment combined with a variable declaration (var x = 5) returns …

Jul 7, 2011 · No, the switch doesn't have a return value. What you see in the console is the return value of the statement inside the switch containing only a string literal value. A statement can …

Oct 8, 2018 · I have a js function , after doing some business logic, the javascript function should return some result to another variable.Sample code below var response=""; function …

Nov 3, 2015 · If you're having the issue where, perhaps the nested function is an event of sorts and thus you can't receive the return value of the nested value. I'd suggest using Promises. I'd …

Apr 20, 2018 · your function getData will return a Promise. So you can either: await the function as well to get the result. However, to be able to use await, you need to be in an async function, …

Dec 3, 2015 · I am still new to javascript, and I am trying to get a function to return a variable using html & javascript. Basically the function should just return whichever radio button …