javascript how loop or a list code example

Example 1: iterate array javascript

array = [ 1, 2, 3, 4, 5, 6 ]; 
for (index = 0; index < array.length; index++) { 
    console.log(array[index]); 
}

Example 2: javascript loop through array

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