But including comes with a little performance cost. Do not forget to link the webpage with the jQuery source. Related Example Code to "php how to include function from another file" php // This alert will export in the main file. Also, import multiple CSS files in the main HTML file or in the main CSS file. Get code examples like "php include multiple files" instantly right from your google search results with the Grepper Chrome Extension. Write the value of the attribute as the test() function. '/new-directory/my-file.php'; The File1.php in your case is being included to the current page. PHP Function A child theme can have its own functions.php. So, it will produce a warning about that missing file but also display the output. Here’s the syntax of the include construct: include 'path_to_file'; Code language: PHP (php) In this syntax, you place the path to the file after the include keyword. … If the file was already included previously, this statement will not include it again. Restart the IDE. Then you can stop worrying about these issues PHP include statement is the way of including the file code inside another file. PHP: Using namespaces: Aliasing/Importing - Manual Import the file that contains the function. Given list of PHP files in a directory and the task is to include all files from a directory. Grepper. The functions.php file is used to add, remove, or otherwise change the default behaviors of WordPress. html. PHP: Returning a variable from an include file. - This Interests Me