iterating over array code example
Example 1: how to loop through array of numbers in javascript
let numbers = [1,2,3,4,5];
let numbersLength = numbers.length;
for ( let i = 0; i < numbersLength; i++) {
console.log (numbers[i]);
}
Example 2: iterate through array js
let arbitraryArr = [1, 2, 3];
for (let arbitraryElementName of arbitraryArr) {
console.log(arbitraryElementName);
}
Example 3: javascript loop through array
Array.prototype.myEach = function(callback) {
for (let i = 0 ; i < this.length ; i ++) {
callback(this[i]);
}
}
let array = ['Item 1', 'Item 2', 'Item 3', 'Item 4'];
array.myEach(function (element) {
console.log(element);
});