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Concat() in JS

2022-06-25 04:36:00 【Liujiayi_】

concat()

You can connect two or more arrays , And return the new array

- This method does not affect the original array

<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
  </head>
  <body>
    <script>
      var arr = [" The Monkey King ", " Pig eight quit ", " The sand monk "];
      var arr2 = [" Bones jing ", " Jade rabbit essence ", " Spider essence "];
      var arr3 = [" Erlang God ", " Lord Lao Zi ", " Jade Emperor "];
      var result = arr.concat(arr2, arr3, " Liujiayi ");
      console.log(result);
    </script>
  </body>
</html>