What does "return" do in Javascript? - Stack Overflow
Jun 10, 2017 · The return statement stops the execution of a function and returns a value from that function. console.log writes into the browser console. When a return statement is called in a function, …
Using function's return value in if statement - Stack Overflow
Jul 15, 2011 · Not only you can use functions in if statements in JavaScript, but in almost all programming languages you can do that. This case is specially bold in JavaScript, as in it, functions …
javascript - Functions that return a function: what is the difference ...
return statement: The return statement exits the function and replaces the function call (i.e. where the function was invoked) with the value after it Note: JavaScript returns undefined by default when a …
javascript - Why use the `return` keyword if I can use the value inside ...
Apr 24, 2023 · To share the value of a variable declared inside your function to the calling function you use the return statement. The value returned by the return statement can be assigned to a variable. …
javascript - When should I use return? - Stack Overflow
Jun 2, 2013 · 3 You should use return if your function needs to, well, return anything to its caller. In your example, it's not necessary to use return because console.log already does what you want it to do.
“Syntax error: Illegal return statement” outside a function in JavaScript
For Node.js users: I discovered that it's possible to use a return statement to exit the current JS script, but only for older-style CommonJS scripts that use the require(x) syntax. Once you switch to the …
Javascript if condition with return - Stack Overflow
Dec 2, 2011 · Javascript if condition with return Ask Question Asked 14 years, 3 months ago Modified 14 years, 3 months ago
javascript - Why does a return in `finally` override `return` value in ...
Mar 19, 2019 · Use finally not for logic but for clean-up, eg to free resources. A return statement is not appropriate for use in finally.
What does javascript function return in the absence of a return …
Oct 13, 2009 · JavaScript also has a second value that indicates absence of value. The undefined value represents a deeper kind of absence. It is the value of variables that have not been initialized and the …
How to get return value from switch statement? - Stack Overflow
Aug 23, 2016 · 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 have a …