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Changes between Version 2 and Version 3 of Ticket #64876

-              v2
+              v3
 === Example usage
+```
+{{{#!php
+<?php
 // Remove AVIF from client-side processing.
 add_filter( 'client_side_supported_mime_types', function ( $mime_types ) {
     return array_diff( $mime_types, array( 'image/avif' ) );
 } );
+```
+}}}
+```
+{{{#!php
+<?php
 // Add HEIC to client-side processing.
 add_filter( 'client_side_supported_mime_types', function ( $mime_types ) {
 …
     return $mime_types;
 } );
+```
+}}}
 == Props