array functions javascript foreach code example

Example 1: javascript foreach

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

Example 2: javascript foreach

var colors = ['red', 'blue', 'green'];

colors.forEach(function(color) {
  console.log(color);
});

Example 3: array.foreach

const arr = [0, 3, "hola", "hello", ";", true, [3, 6, 1]];
arr.forEach((element, index) => {
    console.log(element, index);
});

//output:

// 0 0
// 3 1
// hola 2
// hello 3
// ; 4
// true 5
// [3, 6, 1] 6

Example 4: javascript foreach syntax

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

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