
javascript - When should I use return? - Stack Overflow
Jun 2, 2013 · return is used to send a value back to where's it's called from. You use it if you want to return a value. If you don't have a return statement, it's the same as return undefined. …
JavaScript return Statement - W3Schools
The return statement stops the execution of a function and returns a value. Read our JavaScript Tutorial to learn all you need to know about functions. Start with the introduction chapter about …
return - JavaScript | MDN - MDN Web Docs
Mar 13, 2025 · The return statement ends function execution and specifies a value to be returned to the function caller. The expression whose value is to be returned. If omitted, undefined is …
How To Use Return in JavaScript? - GeeksforGeeks
Feb 17, 2025 · In JavaScript, the return statement is used to specify the value that a function should produce when it is called. It helps in controlling the flow of execution and provides …
JavaScript Return Statement - GeeksforGeeks
Feb 7, 2025 · The return statement in JavaScript is used to end the execution of a function and return a value to the caller. It is used to control function behaviour and optimise code …
What does "return" do in Javascript? - Stack Overflow
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 …
javascript - When/why to use "return" in callback functions
Use return to have your function return a value; don't use it if the function doesn't need to return anything, or when you don't want to return yet. In your example, if you just said: function …
The Return Statement in JavaScript: Why it Matters
Functions in JavaScript don't always need a return statement; it's used when a function must send a result back. A return statement ends the function's execution and provides the calling …
JavaScript Return Statements – TheLinuxCode
Dec 11, 2024 · Return statements are critical in JavaScript for functions to send data back to the caller. When executed, they stop function execution and return a value to the calling code. …
What does return do in JavaScript? The return keyword …
Mar 31, 2021 · The return keyword in JavaScript is a keyword to build a statement that ends JavaScript code execution. For example, suppose you have the following code that runs two …
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