Answers for "arr unshift"

3

unshift

//see https://developer.mozilla.org/fr/docs/Web/JavaScript/Reference/Objets_globaux/Array/unshift

const array1 = [1, 2, 3];

console.log(array1.unshift(4, 5));
// expected output: 5

console.log(array1);
// expected output: Array [4, 5, 1, 2, 3]
Posted by: Guest on April-30-2020
0

array_unshift

$cola = array("naranja", "banana");
array_unshift($cola, "manzana", "frambuesa");
print_r($cola);

Array
(
    [0] => manzana
    [1] => frambuesa
    [2] => naranja
    [3] => banana
)
Posted by: Guest on June-11-2021
-1

.unshift

let monTableau = ['un', 'deux','trois', 'quatre'] ;
monTableau.unshift('zero') ; 
//console.log(monTableau) ;
 
 

 let monTableau2D = [
     ['Mark' , 'jeff' , 'Bill'] , 
     ['Zuckerberg' , 'Bezos' , 'Gates']
 ] ;
 monTableau2D[1].unshift('test') ; 
 //console.log(monTableau2D) ;
Posted by: Guest on March-11-2020

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