How do I return a value from a different function?

How do I return a value from a different function?

Call the function and save the return value of that very call. function firstFunction() { // do something return “testing 123”; } var test = firstFunction(); // this will grab you the return value from firstFunction(); alert(test);

How do I return a value from a function in HTML?

Using return values in your own functions

1. function draw() { ctx. clearRect(0, 0, WIDTH, HEIGHT); for (let i = 0; i < 100; i++) { ctx.
2. function random(number) { return Math. floor(Math.
3. function random(number) { const result = Math. floor(Math.
4. ctx. arc(random(WIDTH), random(HEIGHT), random(50), 0, 2 * Math.
5. ctx.

How to use return value in another function in JavaScript?

Call the function and save the return value of that very call. You can make this call from another function too, as long as both functions have same scope. You could call firstFunction from secondFunction :

What should you know about the return statement in JavaScript?

Definition and Usage. The return statement stops the execution of a function and returns a value from that function. Read our JavaScript Tutorial to learn all you need to know about functions. Start with the introduction chapter about JavaScript Functions and JavaScript Scope. For more detailed information,…

Which is an example of a function that returns another function?

Currying is named after Haskell Curry, an American mathematician and logician. It is a technique used not only in programming but also in mathematics and computer science. Here we use currying in JavaScript as an example to demonstrate a function that returns another function.

How to return the factorial of a number in JavaScript?

Below the two existing lines of JavaScript, add the following function definitions: The squared () and cubed () functions are fairly obvious — they return the square or cube of the number that was given as a parameter. The factorial () function returns the factorial of the given number.