Native JavaScript implementation of merging multiple arrays example_javascript skills

1. Native JavaScript implementation

Copy code The code is as follows:

var array1 = ["a", "b"];
var array2 = ["c", "d"];

After merging, I want it to look like this:

Copy code The code is as follows:

var array= [ "a", "b", "c", < ;span class="string" style="color:rgb(221,17,68)">"d"];

Can be used

Copy code The code is as follows:

arr1.concat(arr2);

2. Jquery implementation

Copy code The code is as follows:

$.merge(array1,array2);
console.log($.unique(array1));