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 …

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 …

Apr 24, 2023 · In your first example, it logs the return value automatically since that's what the expression evaluates to. The difference is obvious, your second function doesn't return anything, so …

Jun 10, 2017 · Many built-in JavaScript functions have a return value: Math.min() returns the smallest of the arguments passed to it, document.getElementById() returns the HTML element with the id that …

Jul 30, 2012 · Yes, functions always end whenever their control flow meets a return statement. The following example demonstrates how return statements end a function’s execution.

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.

Arrow functions allow you to have an implicit return: values are returned without having to use the return keyword. It works when there is a on-line statement in the function body:

Sep 15, 2010 · I'm refactoring a large javascript document that I picked up from an open source project. A number of functions use inconsistent return statements. Here's a simple example of what I mean: …

Apr 17, 2020 · In JS, we can easily return a tuple with an array or object, but do not forget! => JS is a callback oriented language, and there is a little secret here for "returning multiple values" that nobody …

Dec 2, 2011 · Do you want to eval both code1 and code2, no matter which conditions are true? And did you notice that the return in the second if is placed after the closing brace?