How to pass a PHP array or object to JavaScript

This article mainly introduces the method of passing the PHP array or object to JavaScript, and the friend who needs it can refer to the

Search the Internet for a number of methods, and finally adopted the way through the JSON string. Suppose there is a PHP array $arr, the code is as follows: The code is as follows: The default script in <script>//HTML5 is JavaScript, so there is no need to specifically specify the script language var arr_js = <?php  echo Json_encode ($arr)?>; </script>