29 Return Multiple Values Javascript

7/6/2020 · When we call a function in JavaScript, we can only return one value using the return statement: const getAge = () => { return 37 } const getName = () => { return 'Flavio' } How can we return multiple values from a function? One easy trick is to return an array. const getDetails = () => { return [37, 'Flavio'] } Answer: Return an Array of Values A function cannot return multiple values. However, you can get the similar results by returning an array containing multiple values.

Javascript Function Return Multiple Values Use Array

JavaScript doesn’t support functions that return multiple values. However, you can wrap multiple values into an array or an object and return the array or the object. Use destructuring assignment syntax to unpack values from the array, or properties from objects.

Return multiple values javascript. 8/10/2010 · Unlike languages such as Common Lisp and Lua, JavaScript does not natively support multiple return values, however we have a variety of ways we can implement them ourselves. Return multiple values as an array. It is fairly common to see multiple values returned as an array; sometimes I have returned objects to accomplish the same thing. 17/4/2020 · A very common way to return multiple values in javascript is using an object literals, so something like: const myFunction = => { const firstName = "Alireza", familyName = "Dezfoolian", age = 35; return { firstName, familyName, age}; } and get the values like this:

10/3/2021 · Posted on March 10, 2021. A JavaScript function can only return a single value: function getUser() { const name = "Nathan"; return name; } But there will be times when you need to return multiple values from a function. Suppose that the getUser function from the example above needs to return both name and role value. 29/4/2019 · JavaScript | Return multiple values from function. Last Updated : 30 Apr, 2019. In order to return multiple values from a function, we can not directly return them. But we can return them in form of Array and Object. Example 1: This example returns the array [“GFG_1”, “GFG_2”] containing multiple values. <!DOCTYPE html>. You can return an object containing both values — there's nothing wrong with that. Another strategy is to keep the value, via closures, instead of passing it through: somethingAsync().then(afterSomething); function afterSomething(amazingData) { return processAsync(amazingData).then(function (processedData) { // both amazingData and processedData are in scope here }); }

25/8/2020 · Find and return array positions of multiple values JavaScript. We have to write a function, say findPositions () that takes in two arrays as argument. And it should return an array of the indices of all the elements of the second array present in the first array. Then the output should be −.

Javascript Function Return Multiple Values Use Array