iterate through array of strings javascript code example

Example 1: javascript code to loop through array

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

Example 2: loop through array javascript

/* ES6 */
const cities = ["Chicago", "New York", "Los Angeles"];
cities.map(city => {
	console.log(city)
})

Example 3: iterate over array javascript

var txt = "";
var numbers = [45, 4, 9, 16, 25];
numbers.forEach(myFunction);

function myFunction(value, index, array) {
  txt = txt + value + "<br>";
}