Answers for "how does foreach work js"

javascript foreach

const avengers = ['thor', 'captain america', 'hulk'];
avengers.forEach((item, index)=>{
	console.log(index, item)
})

foreach jas

const array1 = ['a', 'b', 'c'];

array1.forEach(element => console.log(element));

javascript foreach syntax

const marks = [12, 17, 14];
let sum = 0;

marks.forEach(mark => {
  sum += mark;
});