JavaScript : Create a function that invokes the provided function with its arguments transformed
JavaScript fundamental (ES6 Syntax): Exercise-172 with Solution
Write a JavaScript program to create a function that invokes the provided function with its arguments transformed.
- Use Array.prototype.map() to apply transforms to args in combination with the spread operator (...) to pass the transformed arguments to fn.
Sample Solution:
JavaScript Code:
//#Source https://bit.ly/2neWfJ2
const overArgs = (fn, transforms) => (...args) => fn(...args.map((val, i) => transforms[i](val)));
const square = n => n * n;
const double = n => n * 2;
const fn = overArgs((x, y) => [x, y], [square, double]);
console.log(fn(9,3));
console.log(fn(5,2));
Sample Output:
[81,6] [25,4]
Pictorial Presentation:
Flowchart:

Live Demo:
See the Pen javascript-basic-exercise-172-1 by w3resource (@w3resource) on CodePen.
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