array index javascript code example

Example 1: how to get element of an array in javascript

var value = [a,b,c,d];

var value_b = value[1];

Example 2: javascript array

//create an array like so:
var colors = ["red","blue","green"];

//you can loop through an array like this:
for (var i = 0; i < colors.length; i++) {
    console.log(colors[i]);
}

Example 3: array javascript

var familly = []; //no familly :(
var familly = new Array() // uncommon
var familly = [Talel, Wafa, Eline, True, 4];
console.log(familly[0]) //Talel
familly[0] + "<3" + familly[1] //Talel <3 Wafa
familly[3] = "Amir"; //New coming member in the family

Example 4: array javascript

special_dates = [];
special_dates.push(new Date('2021/02/12').getTime());
special_dates.push(new Date('2021/02/13').getTime());
special_dates.push(new Date('2021/02/14').getTime());

			
for (var i = 0; i < special_dates.length; i++) {
 console.log(special_dates[i]) ;
}

Example 5: javascript atualize array

let yourArray = [1,2,3,4,5];
// if you want to change " 3 " for " 6 " you must count the indexs
// item | 1 2 3 4 5
// index| 0 1 2 3 4
yourArray[2] = 6
// yourArray -> [1,2,6,4,5]

Example 6: access index of array javascript

let first = fruits[0]
// Apple

let last = fruits[fruits.length - 1]
// Banana