Title: PHP – WordPress Developer Blog

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Coding language: PHP

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# Coding language: PHP

Snippets written in PHP programming language

 * 
   ## 󠀁[Snippet: Schema.org microdata for Accordion block FAQs](https://developer.wordpress.org/news/snippets/schema-org-microdata-for-accordion-block-faqs/)󠁿
   
 * By [Justin Tadlock](https://profiles.wordpress.org/greenshady/)
 * November 13, 2025
 * How to use the HTML API to add structured data for FAQs to the Accordion block.
 * 
   ## 󠀁[Snippet: Limiting allowed blocks without breaking the Site Editor](https://developer.wordpress.org/news/snippets/limiting-allowed-blocks-without-breaking-the-site-editor/)󠁿
   
 * By [Troy Chaplin](https://profiles.wordpress.org/areziaal/)
 * November 7, 2025
 * Avoid breaking the Site Editor when limiting blocks. Scope the allowed_block_types_all
   filter by context to keep flexibility for designers and focus for editors.
 * 
   ## 󠀁[Snippet: How to filter the output of a block binding](https://developer.wordpress.org/news/snippets/how-to-filter-the-output-of-a-block-binding/)󠁿
   
 * By [Nick Diego](https://profiles.wordpress.org/ndiego/)
 * December 17, 2024
 * The Block Bindings API in WordPress provides a powerful way to connect block 
   content with dynamic data sources. Learn how to filter bindings on the front 
   end with this snippet.
 * 
   ## 󠀁[Snippet: How to lock WordPress blocks and prevent unlocking](https://developer.wordpress.org/news/snippets/how-to-lock-wordpress-blocks-and-prevent-unlocking/)󠁿
   
 * By [Nick Diego](https://profiles.wordpress.org/ndiego/)
 * December 9, 2024
 * Learn how to lock blocks in WordPress and prevent your users from unlocking them.
   These code snippets are essential for maintaining design consistency.
 * 
   ## 󠀁[Snippet: How to disable the Font Library](https://developer.wordpress.org/news/snippets/how-to-disable-the-font-library/)󠁿
   
 * By [Justin Tadlock](https://profiles.wordpress.org/greenshady/)
 * November 27, 2024
 * How to disable the font library for your theme users with just a few lines of
   code.
 * 
   ## 󠀁[Snippet: How to disable heading levels in the Editor](https://developer.wordpress.org/news/snippets/how-to-disable-heading-levels-in-the-editor/)󠁿
   
 * By [Nick Diego](https://profiles.wordpress.org/ndiego/)
 * November 15, 2024
 * WordPress 6.7 allows developers to restrict the heading levels that are available
   to users in Core blocks. Learn how in this code snippet.
 * 
   ## 󠀁[Snippet: Conditionally unregister patterns](https://developer.wordpress.org/news/snippets/conditionally-unregister-patterns/)󠁿
   
 * By [Justin Tadlock](https://profiles.wordpress.org/greenshady/)
 * October 22, 2024
 * Have you ever run into a situation where you needed to unregister a block pattern
   in your theme? There may be many scenarios where you’d do this, but one of my
   primary reasons is to hide the “Your site doesn’t include support for the [Block
   Name] block” message from users when a pattern contains an…

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