Is it recommended to use "text/javascript" or "application/x-javascript" as the Content-Type header for JavaScript files generated by PHP?

It is recommended to use "application/javascript" as the Content-Type header for JavaScript files generated by PHP. This MIME type is the standard for JavaScript files and is supported by all modern browsers. Using the correct Content-Type header ensures that the browser interprets the file correctly. 

<?php
header('Content-Type: application/javascript');
// Your PHP code to generate JavaScript content goes here
?>

Keywords

PHP Content-Type header text/javascript application/x-javascript JavaScript files

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