javascript dasar : array pada javascript :manipulasi array

javascript dasar : array pada javascript :manipulasi array

1. Menambahkan isi array

var arr = [];

arr[0] = "gimas"

arr[1] = "nur"

arr[2] = "alamsah"

2.menghapus isi array

var ray = ["senin","selasa","rabu"]

ray[0] = undifined;

menampilkan isi array

var ray = ["senin","selasa","rabu"]

for (let i = 0; i <= ray.length; i++){

console.log(ray[i]);

}

method para array

1.join

var ray = ["senin","selasa","rabu"]

console.log(ray.join("-"));

2.push

ray.push("dody")

3.pop 

ray.pop();

4.unshift 

ray.uhshift("him")

5.shift

ray.shift();

6.splice

// Splice(indexawal, maudihapusnerapa, elementbaru1, elementbaru2, ......)

ray.splice(2, 0, "agim")

7.slice

slice(awal, akhir)

ray.slice(1,2);

8.forEach

var angka = [1,2,3,4,5,6,7,8,9,10]

angka.forEach(function(e) {

console.log(e);

});

9.map 

var angka = [1,2,3,4,5,6,7,8,9,10]

var angka2.map(function(e) {

return e * 2

});

10.sort

11.filter & find