How to merge multiple arrays using native JavaScript _ javascript

This article mainly introduces the native JavaScript and jquery implementation to merge multiple arrays, which is very simple and practical. You can look at 1. Native JavaScript implementation

The Code is as follows:

Var array1 = ["a", "B"];
Var array2 = ["c", "d"];

I want to merge the data into the following:

The Code is as follows:

Var array = ["a", "B", "c", "d"];

Available

The Code is as follows:

Arr1.concat (arr2 );

2. Jquery implementation

The Code is as follows:

$. Merge (array1, array2 );
Console. log ($. unique (array1 ));