how to call php in a javascript file code example

Example 1: how to write php in script file

<?php
$phpToJsVars = [
  'value1' => 'foo1',
  'value2' => 'foo2'    
];
?>

Example 2: how to write php in script file

AddType application/x-httpd-php .js

AddHandler x-httpd-php5 .js

<FilesMatch "\.(js|php)$">
SetHandler application/x-httpd-php
</FilesMatch>