loop on js code example

Example 1: javascript for loop

var colors=["red","blue","green"];
for (let i = 0; i < colors.length; i++) { 
  console.log(colors[i]);
}

Example 2: for loop in javascript

For printing 0 to 9

you can write like below also
var i;
for (i = 0; i < 10; i++) {
  console.log(i);
}