iterate array with of index code example

Example 1: javascript foreach

const colors = ['blue', 'green', 'white'];

function iterate(item) {
  console.log(item);
}

colors.forEach(iterate);
// logs "blue"
// logs "green"
// logs "white"

Example 2: foreach javascript

Used to execute the same code on every element in an array
Does not change the array
Returns undefined