Adds a 'Code Area' textarea editor field type for the Advanced Custom Fields WordPress plugin.
As of April 2026, Advanced Custom Fields is a WordPress acf plugin with 400 active installations and a 3.8/5 rating from 10 reviews. It has been downloaded 109K+ times in total. Requires WordPress 3.3+ and PHP false+. Available on WordPress.org since 2013. Last updated 11 years ago — may have compatibility concerns. Top alternative: Advanced Custom Fields (ACF®).
The ‘Code Area’ field allows you to add custom CSS, Javascript, HTML and PHP to an advanced custom field, whcih can be use anywhere in your wordpress template files.
The code area uses Code Mirror and has various themes to suit.
CSS
Type your css, no tags needed
Javascript
Type your Javascript, no tags needed
PHP
Type your PHP, no tags needed (Note, you can not open and close php tags anywhere in your code)
Output all types of code in the usual fashion the_field(‘code_area_field’);
Compatible with both ACF V3 & V4
| WordPress | 3.3+ requiredTested up to 3.5.2 |
| PHP | false+ required |
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