javascript loop index of array elements code example

Example 1: loop array javascript

var colors = ['red', 'green', 'blue'];
	
	colors.forEach((color, colorIndex) => {
     console.log(colorIndex + ". " + color); 
    });

Example 2: js loop array

let colors = ['red', 'green', 'blue'];
for (const color of colors){
    console.log(color);
}