Guide to custom term field in WordPress

In this post, the author explains how to create custom term fields in WordPress. By default, WordPress categories have basic fields like Name, Path, and Description. Custom term fields allow users to add additional fields, such as a link to an image representing a category. The author provides code examples for adding and saving custom term fields in the functions.php file. Additionally, the post mentions the option of using plugins for creating custom term fields. Finally, the author discusses how to display custom term fields on the front-end of a WordPress website. Overall, the post serves as a tutorial for WordPress theme programming.

In the previous post, I explained how to customize taxonomy in WordPress. Continuing with the topic of taxonomy features, today we’ll delve into creating custom term fields in WordPress.

What is a custom term field in WordPress?

In WordPress, term fields like "Name, Path, Description, Parent Directory" are default fields associated with each category. These fields are known as term fields. Additionally, WordPress allows creating new fields within this space, known as custom term fields in WordPress.

Custom term fields are applicable to all taxonomies, not limited to just categories.

Creating custom term field in WordPress

For instance, if you want to add a field to hold a link representing the category image, you can insert the provided code into the functions.php file of your theme.

Steps to create custom term field:

1. Use add_feature_group_field function to display the link input area for new categories.
2. Utilize save_category function to validate data and store it in the database.

Results:

After implementing the custom term field, additional fields such as "Avatar" will appear for each category.

Displaying in category edit area:

To showcase the custom term field in the category edit section, follow these steps:

1. Use edit_feature_group_field to display the link input.
2. Implement update_category to update the data in the database.

Create custom term field using a plugin

Several plugins are available to assist in creating custom term fields with diverse functionalities. Consider using plugins like ACF Pro for advanced options.

Obtaining custom term field in front end

To retrieve the term field in the front end, utilize the get_term_meta($term_id, $key, true) function.

Summary:

Today, we explored how to customize term fields in WordPress, offering versatility in representing categories with features like images. This knowledge will aid in enhancing your WordPress theme development skills.

I hope this guide proves helpful in your WordPress journey. Stay tuned for more insights in the upcoming posts.