Question

How to join arrays in JavaScript

Answer 1

var arr1 = ["c", "c++", "c#"];
var arr2 = ["Java", "JavaScript"];
 
var arr3 = arr1.concat(arr2); 
 
document.write(arr3.toString());
                  
/*
run:

c,c++,c#,Java,JavaScript 

*/
 

 

70+ SQL courses for beginners and professionals

Answer 2

var arr1 = ["c", "c++", "c#"];
var arr2 = ["Java", "JavaScript"];
var arr3 = ["PHP", "VB.NET"];
 
var arr4 = arr1.concat(arr2, arr3); 
 
document.write(arr4.toString());
                  
/*
run:

c,c++,c#,Java,JavaScript,PHP,VB.NET  
 
*/

 

70+ SQL courses for beginners and professionals