What is a thunk function

Question

A thunk is just a function which delays the evaluation of the value. It doesn’t take any arguments but gives the value whenever you invoke the thunk.

Accepted Answer

A thunk is just a function which delays the evaluation of the value. It doesn’t take any arguments but gives the value whenever you invoke the thunk. i.e, It is used not to execute now but it will be sometime in the future. Let's take a synchronous example,

javascript

1const add = (x, y) => x + y;
2
3const thunk = () => add(2, 3);
4
5thunk(); // 5

What is a thunk function

JavaScript Coding Exercise 11