block_default_classname

Filter Hook

Description

Filters the default block className for server rendered blocks.

Hook Information

File Location	`wp-includes/block-supports/generated-classname.php` View on GitHub
Hook Type	Filter
Line Number	`36`

Hook Parameters

Type	Name	Description
`string`	`$class_name`	The current applied classname.
`string`	`$block_name`	The block name.

Usage Examples

Basic Usage

<?php
// Hook into block_default_classname
add_filter('block_default_classname', 'my_custom_filter', 10, 2);

function my_custom_filter($class_name, $block_name) {
    // Your custom filtering logic here
    return $class_name;
}

Source Code Context

wp-includes/block-supports/generated-classname.php:36 - How this hook is used in WordPress core

<?php
  31  	 * @since 5.6.0
  32  	 *
  33  	 * @param string $class_name The current applied classname.
  34  	 * @param string $block_name The block name.
  35  	 */
  36  	$classname = apply_filters( 'block_default_classname', $classname, $block_name );
  37  
  38  	return $classname;
  39  }
  40  
  41  /**

PHP Documentation

<?php
/**
	 * Filters the default block className for server rendered blocks.
	 *
	 * @since 5.6.0
	 *
	 * @param string $class_name The current applied classname.
	 * @param string $block_name The block name.
	 */

Quick Info

Hook Type: Filter
Parameters: 2
File: wp-includes/block-supports/generated-classname.php

Links

WordPress Docs View Source Code Search Examples

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