The foreach method of array in JAVASCRIPT

##

RUNTIME: 54 ms, MEMORY: 42.3 MB

nums.forEach((el) => {
    total = fn(total, el);
});

RUNTIME: 54 ms, MEMORY: 42.3 MB

    for(let i of nums){
        total = fn(total, i);
    }

DEFINITION

The forEach() method of Array instances executes a provided function once for each array element

Syntax

forEach(callbackFn)
forEach(callbackFn, thisArg)


ref:
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/forEach
https://leetcode.com/problems/array-reduce-transformation/