What is PHP Functions in WordPress? Because our tutorial uses a lot of PHP functions to customize, so we want to explain about it what the function of Functions.php in your theme.

What is PHP Functions?

Refer to WPbeginner about Functions.php it is an important part of a theme. Usually, it used to define functions, classes, actions, and filters to be used by other templates in the theme. So, with it, you can add any features and extend the functionality of the theme or website.

Where to find PHP functions in your WordPress?

The functions.php easily you can find it in the root folder of the theme.

For example, you can go to this path public_html » your wordpress installation/wp-content/themes/your currently active theme

Every theme will have the file functions.php.

If it did not exist in your theme, simply you can create a plain-text file named functions.php. You may refer to our guide on how to create a new file on the server.

Good to know. For every customization you have created, please create a child-theme first and put the functions.php in the child theme.

The reason is, when you update your theme to the latest version, your customization will not lose.

How to Create PHP Function?

As I told you above, the best location to customize PHP functions is in child theme. So, before you make any customization on file functions.php, make sure it located in child theme.

So, how to create PHP functions in your child theme?

Step 1: Login into your cPanel.

Step 2: Navigate to the child-theme that you have installed on your WordPress site. Usually, it located at public_html » WordPress installer folder » wp-content » themes » your child theme folder.

Step 3: If it is unavailable in your child theme, simply just create it. You may refer to our guide on how to create a new file on the server. Make sure named it as functions.php.

Done.

Conclusion

In this tutorial, you learned about what is hp functions in WordPress and how to create it if it is unavailable in them.