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]);
}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]);
}Iterate Through an Array with a For Loop
var arr = [10, 9, 8, 7, 6];
for (var i = 0; i < arr.length; i++) {
console.log(arr[i]);
}loop over an array
let fruits = ['Apple', 'Banana'];
fruits.forEach(function(item, index, array) {
console.log(item, index);
});
// Apple 0
// Banana 1iterate through array js
let arbitraryArr = [1, 2, 3];
// below I choose let, but var and const can also be used
for (let arbitraryElementName of arbitraryArr) {
console.log(arbitraryElementName);
}javascript loop through array
// looping through an array in javascript using our own myEach function
// Write an `Array.prototype.myEach(callback)` method that invokes a callback
// for every element in an array and returns undefined.
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); // this will print each element in the array
// Code to do something to each element in the array
});Copyright © 2021 Codeinu
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