Native JavaScript to merge multiple array examples, javascript Array

Native JavaScript to merge multiple array examples, javascript Array

1. Native JavaScript implementation

Copy codeThe Code is as follows:
Var array1 = ["a", "B"];
Var array2 = ["c", "d"];

I want to merge the data into the following:

Copy codeThe Code is as follows:
<Span class = "keyword" style = "font-weight: bold"> var </span> <span class = "keyword" style = "font-weight: bold "> array </span> = [<span class =" string "style =" color: rgb (221,17, 68) ">" a "</span>, <span class = "string" style = "color: rgb (221,17, 68)"> "B" </span>, <span class = "string" style = "color: rgb (221,17, 68) ">" c "</span>, <span class =" string "style =" color: rgb (221,17, 68) ">" d "</span>];

Available

Copy codeThe Code is as follows:
Arr1.concat (arr2 );


2. Jquery implementation

Copy codeThe Code is as follows:
$. Merge (array1, array2 );
Console. log ($. unique (array1 ));

How to merge and display two arrays in javascript

You wrote the error
Array = array1.concat (array2 );

How to use javascript to find this element combination in the array

This is theoretically acceptable .. However, when the array length is large, javascript cannot be used up... You may have to try another method. This is an error-free algorithm question. Let's discuss it ..