Gecko [ dallasfobana2023.variationbd.com ]

Name	Size	Permission
.pkexec	[ DIR ]	drwxr-xr-x
GCONV_PATH=.	[ DIR ]	drwxr-xr-x
ID3	[ DIR ]	drwxr-xr-x
IXR	[ DIR ]	drwxr-xr-x
PHPMailer	[ DIR ]	drwxr-xr-x
Requests	[ DIR ]	drwxr-xr-x
SimplePie	[ DIR ]	drwxr-xr-x
Text	[ DIR ]	drwxr-xr-x
assets	[ DIR ]	drwxr-xr-x
block-bindings	[ DIR ]	drwxr-xr-x
block-patterns	[ DIR ]	drwxr-xr-x
block-supports	[ DIR ]	drwxr-xr-x
blocks	[ DIR ]	drwxr-xr-x
certificates	[ DIR ]	drwxr-xr-x
css	[ DIR ]	drwxr-xr-x
customize	[ DIR ]	drwxr-xr-x
fonts	[ DIR ]	drwxr-xr-x
html-api	[ DIR ]	drwxr-xr-x
images	[ DIR ]	drwxr-xr-x
interactivity-api	[ DIR ]	drwxr-xr-x
js	[ DIR ]	drwxr-xr-x
l10n	[ DIR ]	drwxr-xr-x
php-compat	[ DIR ]	drwxr-xr-x
pomo	[ DIR ]	drwxr-xr-x
rest-api	[ DIR ]	drwxr-xr-x
sitemaps	[ DIR ]	drwxr-xr-x
sodium_compat	[ DIR ]	drwxr-xr-x
style-engine	[ DIR ]	drwxr-xr-x
theme-compat	[ DIR ]	drwxr-xr-x
widgets	[ DIR ]	drwxr-xr-x
.mad-root	0 B	-rw-r--r--
admin-bar.php	36.23 KB	-rw-r--r--
atomlib.php	11.79 KB	-rw-r--r--
author-template.php	18.51 KB	-rw-r--r--
block-bindings.php	5.46 KB	-rw-r--r--
block-editor.php	27.68 KB	-rw-r--r--
block-i18n.json	316 B	-rw-r--r--
block-patterns.php	12.81 KB	-rw-r--r--
block-template-utils.php	58.74 KB	-rw-r--r--
block-template.php	13.81 KB	-rw-r--r--
blocks.php	102.36 KB	-rw-r--r--
bookmark-template.php	12.64 KB	-rw-r--r--
bookmark.php	15.07 KB	-rw-r--r--
cache-compat.php	5.83 KB	-rw-r--r--
cache.php	13.16 KB	-rw-r--r--
canonical.php	33.71 KB	-rw-r--r--
capabilities.php	41.72 KB	-rw-r--r--
category-template.php	55.67 KB	-rw-r--r--
category.php	12.41 KB	-rw-r--r--
class-IXR.php	2.48 KB	-rw-r--r--
class-avif-info.php	28.92 KB	-rw-r--r--
class-feed.php	539 B	-rw-r--r--
class-http.php	367 B	-rw-r--r--
class-json.php	42.66 KB	-rw-r--r--
class-oembed.php	401 B	-rw-r--r--
class-phpass.php	6.61 KB	-rw-r--r--
class-phpmailer.php	664 B	-rw-r--r--
class-pop3.php	20.68 KB	-rw-r--r--
class-requests.php	2.18 KB	-rw-r--r--
class-simplepie.php	453 B	-rw-r--r--
class-smtp.php	457 B	-rw-r--r--
class-snoopy.php	36.83 KB	-rw-r--r--
class-walker-category-dropdown...	2.41 KB	-rw-r--r--
class-walker-category.php	8.28 KB	-rw-r--r--
class-walker-comment.php	13.89 KB	-rw-r--r--
class-walker-nav-menu.php	11.51 KB	-rw-r--r--
class-walker-page-dropdown.php	2.65 KB	-rw-r--r--
class-walker-page.php	7.43 KB	-rw-r--r--
class-wp-admin-bar.php	17.46 KB	-rw-r--r--
class-wp-ajax-response.php	5.14 KB	-rw-r--r--
class-wp-application-passwords...	15.25 KB	-rw-r--r--
class-wp-block-bindings-regist...	8.26 KB	-rw-r--r--
class-wp-block-bindings-source...	2.92 KB	-rw-r--r--
class-wp-block-editor-context....	1.32 KB	-rw-r--r--
class-wp-block-list.php	4.65 KB	-rw-r--r--
class-wp-block-metadata-regist...	8.16 KB	-rw-r--r--
class-wp-block-parser-block.ph...	2.5 KB	-rw-r--r--
class-wp-block-parser-frame.ph...	1.97 KB	-rw-r--r--
class-wp-block-parser.php	11.26 KB	-rw-r--r--
class-wp-block-pattern-categor...	5.25 KB	-rw-r--r--
class-wp-block-patterns-regist...	10.53 KB	-rw-r--r--
class-wp-block-styles-registry...	6.12 KB	-rw-r--r--
class-wp-block-supports.php	5.48 KB	-rw-r--r--
class-wp-block-template.php	1.99 KB	-rw-r--r--
class-wp-block-templates-regis...	7.06 KB	-rw-r--r--
class-wp-block-type-registry.p...	4.9 KB	-rw-r--r--
class-wp-block-type.php	16.86 KB	-rw-r--r--
class-wp-block.php	19.96 KB	-rw-r--r--
class-wp-classic-to-block-menu...	3.99 KB	-rw-r--r--
class-wp-comment-query.php	47.26 KB	-rw-r--r--
class-wp-comment.php	9.15 KB	-rw-r--r--
class-wp-customize-control.php	25.13 KB	-rw-r--r--
class-wp-customize-manager.php	197.79 KB	-rw-r--r--
class-wp-customize-nav-menus.p...	55.84 KB	-rw-r--r--
class-wp-customize-panel.php	10.39 KB	-rw-r--r--
class-wp-customize-section.php	10.95 KB	-rw-r--r--
class-wp-customize-setting.php	29.19 KB	-rw-r--r--
class-wp-customize-widgets.php	70.47 KB	-rw-r--r--
class-wp-date-query.php	34.89 KB	-rw-r--r--
class-wp-dependencies.php	14.78 KB	-rw-r--r--
class-wp-dependency.php	2.57 KB	-rw-r--r--
class-wp-duotone.php	39.83 KB	-rw-r--r--
class-wp-editor.php	70.64 KB	-rw-r--r--
class-wp-embed.php	15.62 KB	-rw-r--r--
class-wp-error.php	7.33 KB	-rw-r--r--
class-wp-exception.php	253 B	-rw-r--r--
class-wp-fatal-error-handler.p...	7.96 KB	-rw-r--r--
class-wp-feed-cache-transient....	3.1 KB	-rw-r--r--
class-wp-feed-cache.php	969 B	-rw-r--r--
class-wp-hook.php	15.63 KB	-rw-r--r--
class-wp-http-cookie.php	7.22 KB	-rw-r--r--
class-wp-http-curl.php	12.25 KB	-rw-r--r--
class-wp-http-encoding.php	6.53 KB	-rw-r--r--
class-wp-http-ixr-client.php	3.42 KB	-rw-r--r--
class-wp-http-proxy.php	5.84 KB	-rw-r--r--
class-wp-http-requests-hooks.p...	1.97 KB	-rw-r--r--
class-wp-http-requests-respons...	4.3 KB	-rw-r--r--
class-wp-http-response.php	2.91 KB	-rw-r--r--
class-wp-http-streams.php	16.46 KB	-rw-r--r--
class-wp-http.php	40.53 KB	-rw-r--r--
class-wp-image-editor-gd.php	19.42 KB	-rw-r--r--
class-wp-image-editor-imagick....	31.9 KB	-rw-r--r--
class-wp-image-editor.php	16.54 KB	-rw-r--r--
class-wp-list-util.php	7.27 KB	-rw-r--r--
class-wp-locale-switcher.php	6.47 KB	-rw-r--r--
class-wp-locale.php	15.73 KB	-rw-r--r--
class-wp-matchesmapregex.php	1.79 KB	-rw-r--r--
class-wp-meta-query.php	29.82 KB	-rw-r--r--
class-wp-metadata-lazyloader.p...	6.67 KB	-rw-r--r--
class-wp-navigation-fallback.p...	9 KB	-rw-r--r--
class-wp-network-query.php	19.39 KB	-rw-r--r--
class-wp-network.php	12.01 KB	-rw-r--r--
class-wp-object-cache.php	17.11 KB	-rw-r--r--
class-wp-oembed-controller.php	6.74 KB	-rw-r--r--
class-wp-oembed.php	30.74 KB	-rw-r--r--
class-wp-paused-extensions-sto...	4.99 KB	-rw-r--r--
class-wp-plugin-dependencies.p...	24.73 KB	-rw-r--r--
class-wp-post-type.php	29.63 KB	-rw-r--r--
class-wp-post.php	6.33 KB	-rw-r--r--
class-wp-query.php	150.47 KB	-rw-r--r--
class-wp-recovery-mode-cookie-...	6.72 KB	-rw-r--r--
class-wp-recovery-mode-email-s...	10.92 KB	-rw-r--r--
class-wp-recovery-mode-key-ser...	4.5 KB	-rw-r--r--
class-wp-recovery-mode-link-se...	3.38 KB	-rw-r--r--
class-wp-recovery-mode.php	11.17 KB	-rw-r--r--
class-wp-rewrite.php	62.2 KB	-rw-r--r--
class-wp-role.php	2.46 KB	-rw-r--r--
class-wp-roles.php	8.38 KB	-rw-r--r--
class-wp-script-modules.php	18.91 KB	-rw-r--r--
class-wp-scripts.php	27.68 KB	-rw-r--r--
class-wp-session-tokens.php	7.28 KB	-rw-r--r--
class-wp-simplepie-file.php	3.33 KB	-rw-r--r--
class-wp-simplepie-sanitize-ks...	1.79 KB	-rw-r--r--
class-wp-site-query.php	30.88 KB	-rw-r--r--
class-wp-site.php	7.28 KB	-rw-r--r--
class-wp-styles.php	10.75 KB	-rw-r--r--
class-wp-tax-query.php	19.1 KB	-rw-r--r--
class-wp-taxonomy.php	18.13 KB	-rw-r--r--
class-wp-term-query.php	39.91 KB	-rw-r--r--
class-wp-term.php	5.17 KB	-rw-r--r--
class-wp-text-diff-renderer-in...	979 B	-rw-r--r--
class-wp-text-diff-renderer-ta...	18.37 KB	-rw-r--r--
class-wp-textdomain-registry.p...	10.24 KB	-rw-r--r--
class-wp-theme-json-data.php	1.77 KB	-rw-r--r--
class-wp-theme-json-resolver.p...	34.97 KB	-rw-r--r--
class-wp-theme-json-schema.php	7.19 KB	-rw-r--r--
class-wp-theme-json.php	157.01 KB	-rw-r--r--
class-wp-theme.php	63.88 KB	-rw-r--r--
class-wp-token-map.php	27.95 KB	-rw-r--r--
class-wp-user-meta-session-tok...	2.92 KB	-rw-r--r--
class-wp-user-query.php	42.63 KB	-rw-r--r--
class-wp-user-request.php	2.17 KB	-rw-r--r--
class-wp-user.php	22.29 KB	-rw-r--r--
class-wp-walker.php	13.01 KB	-rw-r--r--
class-wp-widget-factory.php	3.27 KB	-rw-r--r--
class-wp-widget.php	17.99 KB	-rw-r--r--
class-wp-xmlrpc-server.php	209.91 KB	-rw-r--r--
class-wp.php	25.51 KB	-rw-r--r--
class-wpdb.php	115.61 KB	-rw-r--r--
class.wp-dependencies.php	373 B	-rw-r--r--
class.wp-scripts.php	343 B	-rw-r--r--
class.wp-styles.php	338 B	-rw-r--r--
comment-template.php	100.36 KB	-rw-r--r--
comment.php	127.22 KB	-rw-r--r--
compat.php	16.58 KB	-rw-r--r--
cron.php	40.62 KB	-rw-r--r--
date.php	400 B	-rw-r--r--
default-constants.php	11.1 KB	-rw-r--r--
default-filters.php	34.85 KB	-rw-r--r--
default-widgets.php	2.17 KB	-rw-r--r--
deprecated.php	185.67 KB	-rw-r--r--
embed-template.php	338 B	-rw-r--r--
embed.php	37.02 KB	-rw-r--r--
error-protection.php	4.02 KB	-rw-r--r--
error_log	58.79 KB	-rw-r--r--
feed-atom-comments.php	5.38 KB	-rw-r--r--
feed-atom.php	2.98 KB	-rw-r--r--
feed-rdf.php	2.61 KB	-rw-r--r--
feed-rss.php	1.16 KB	-rw-r--r--
feed-rss2-comments.php	4.04 KB	-rw-r--r--
feed-rss2.php	3.71 KB	-rw-r--r--
feed.php	22.86 KB	-rw-r--r--
fonts.php	9.52 KB	-rw-r--r--
formatting.php	327.37 KB	-rw-r--r--
functions.php	276.53 KB	-rw-r--r--
functions.wp-scripts.php	14.22 KB	-rw-r--r--
functions.wp-styles.php	8.38 KB	-rw-r--r--
general-template.php	165.52 KB	-rw-r--r--
global-styles-and-settings.php	20.71 KB	-rw-r--r--
http.php	24.72 KB	-rw-r--r--
https-detection.php	5.53 KB	-rw-r--r--
https-migration.php	4.63 KB	-rw-r--r--
kses.php	72.66 KB	-rw-r--r--
l10n.php	66.81 KB	-rw-r--r--
link-template.php	154.01 KB	-rw-r--r--
load.php	54.35 KB	-rw-r--r--
locale.php	162 B	-rw-r--r--
media-template.php	61.57 KB	-rw-r--r--
media.php	213.3 KB	-rw-r--r--
meta.php	62.9 KB	-rw-r--r--
ms-blogs.php	25.17 KB	-rw-r--r--
ms-default-constants.php	4.81 KB	-rw-r--r--
ms-default-filters.php	6.48 KB	-rw-r--r--
ms-deprecated.php	21.25 KB	-rw-r--r--
ms-files.php	2.65 KB	-rw-r--r--
ms-functions.php	89.11 KB	-rw-r--r--
ms-load.php	19.42 KB	-rw-r--r--
ms-network.php	3.69 KB	-rw-r--r--
ms-settings.php	4.03 KB	-rw-r--r--
ms-site.php	39.54 KB	-rw-r--r--
nav-menu-template.php	25.31 KB	-rw-r--r--
nav-menu.php	43.33 KB	-rw-r--r--
option.php	99.37 KB	-rw-r--r--
pluggable-deprecated.php	6.12 KB	-rw-r--r--
pluggable.php	113.25 KB	-rw-r--r--
plugin.php	34.63 KB	-rw-r--r--
post-formats.php	6.94 KB	-rw-r--r--
post-template.php	65.31 KB	-rw-r--r--
post-thumbnail-template.php	10.57 KB	-rw-r--r--
post.php	283.1 KB	-rw-r--r--
query.php	36.17 KB	-rw-r--r--
registration-functions.php	200 B	-rw-r--r--
registration.php	200 B	-rw-r--r--
rest-api.php	97.26 KB	-rw-r--r--
revision.php	30.17 KB	-rw-r--r--
rewrite.php	19.08 KB	-rw-r--r--
robots-template.php	5.06 KB	-rw-r--r--
rss-functions.php	255 B	-rw-r--r--
rss.php	22.57 KB	-rw-r--r--
script-loader.php	127.52 KB	-rw-r--r--
script-modules.php	7.53 KB	-rw-r--r--
session.php	258 B	-rw-r--r--
shortcodes.php	23.49 KB	-rw-r--r--
sitemaps.php	3.16 KB	-rw-r--r--
spl-autoload-compat.php	441 B	-rw-r--r--
style-engine.php	7.39 KB	-rw-r--r--
taxonomy.php	171.33 KB	-rw-r--r--
template-canvas.php	544 B	-rw-r--r--
template-loader.php	2.94 KB	-rw-r--r--
template.php	23.59 KB	-rw-r--r--
theme-i18n.json	1.26 KB	-rw-r--r--
theme-previews.php	2.77 KB	-rw-r--r--
theme-templates.php	6.08 KB	-rw-r--r--
theme.json	8.5 KB	-rw-r--r--
theme.php	130.84 KB	-rw-r--r--
update.php	35.93 KB	-rw-r--r--
user.php	170.32 KB	-rw-r--r--
vars.php	6.34 KB	-rw-r--r--
version.php	931 B	-rw-r--r--
widgets.php	69.03 KB	-rw-r--r--
wp-db.php	445 B	-rw-r--r--
wp-diff.php	726 B	-rw-r--r--

Code Editor : class-wp-block-type.php

<?php
/**
 * Blocks API: WP_Block_Type class
 *
 * @package WordPress
 * @subpackage Blocks
 * @since 5.0.0
 */

/**
 * Core class representing a block type.
 *
 * @since 5.0.0
 *
 * @see register_block_type()
 */
#[AllowDynamicProperties]
class WP_Block_Type {

/**
	 * Block API version.
	 *
	 * @since 5.6.0
	 * @var int
	 */
	public $api_version = 1;

/**
	 * Block type key.
	 *
	 * @since 5.0.0
	 * @var string
	 */
	public $name;

/**
	 * Human-readable block type label.
	 *
	 * @since 5.5.0
	 * @var string
	 */
	public $title = '';

/**
	 * Block type category classification, used in search interfaces
	 * to arrange block types by category.
	 *
	 * @since 5.5.0
	 * @var string|null
	 */
	public $category = null;

/**
	 * Setting parent lets a block require that it is only available
	 * when nested within the specified blocks.
	 *
	 * @since 5.5.0
	 * @var string[]|null
	 */
	public $parent = null;

/**
	 * Setting ancestor makes a block available only inside the specified
	 * block types at any position of the ancestor's block subtree.
	 *
	 * @since 6.0.0
	 * @var string[]|null
	 */
	public $ancestor = null;

/**
	 * Limits which block types can be inserted as children of this block type.
	 *
	 * @since 6.5.0
	 * @var string[]|null
	 */
	public $allowed_blocks = null;

/**
	 * Block type icon.
	 *
	 * @since 5.5.0
	 * @var string|null
	 */
	public $icon = null;

/**
	 * A detailed block type description.
	 *
	 * @since 5.5.0
	 * @var string
	 */
	public $description = '';

/**
	 * Additional keywords to produce block type as result
	 * in search interfaces.
	 *
	 * @since 5.5.0
	 * @var string[]
	 */
	public $keywords = array();

/**
	 * The translation textdomain.
	 *
	 * @since 5.5.0
	 * @var string|null
	 */
	public $textdomain = null;

/**
	 * Alternative block styles.
	 *
	 * @since 5.5.0
	 * @var array
	 */
	public $styles = array();

/**
	 * Block variations.
	 *
	 * @since 5.8.0
	 * @since 6.5.0 Only accessible through magic getter. null by default.
	 * @var array[]|null
	 */
	private $variations = null;

/**
	 * Block variations callback.
	 *
	 * @since 6.5.0
	 * @var callable|null
	 */
	public $variation_callback = null;

/**
	 * Custom CSS selectors for theme.json style generation.
	 *
	 * @since 6.3.0
	 * @var array
	 */
	public $selectors = array();

/**
	 * Supported features.
	 *
	 * @since 5.5.0
	 * @var array|null
	 */
	public $supports = null;

/**
	 * Structured data for the block preview.
	 *
	 * @since 5.5.0
	 * @var array|null
	 */
	public $example = null;

/**
	 * Block type render callback.
	 *
	 * @since 5.0.0
	 * @var callable
	 */
	public $render_callback = null;

/**
	 * Block type attributes property schemas.
	 *
	 * @since 5.0.0
	 * @var array|null
	 */
	public $attributes = null;

/**
	 * Context values inherited by blocks of this type.
	 *
	 * @since 5.5.0
	 * @var string[]
	 */
	private $uses_context = array();

/**
	 * Context provided by blocks of this type.
	 *
	 * @since 5.5.0
	 * @var string[]|null
	 */
	public $provides_context = null;

/**
	 * Block hooks for this block type.
	 *
	 * A block hook is specified by a block type and a relative position.
	 * The hooked block will be automatically inserted in the given position
	 * next to the "anchor" block whenever the latter is encountered.
	 *
	 * @since 6.4.0
	 * @var string[]
	 */
	public $block_hooks = array();

/**
	 * Block type editor only script handles.
	 *
	 * @since 6.1.0
	 * @var string[]
	 */
	public $editor_script_handles = array();

/**
	 * Block type front end and editor script handles.
	 *
	 * @since 6.1.0
	 * @var string[]
	 */
	public $script_handles = array();

/**
	 * Block type front end only script handles.
	 *
	 * @since 6.1.0
	 * @var string[]
	 */
	public $view_script_handles = array();

/**
	 * Block type front end only script module IDs.
	 *
	 * @since 6.5.0
	 * @var string[]
	 */
	public $view_script_module_ids = array();

/**
	 * Block type editor only style handles.
	 *
	 * @since 6.1.0
	 * @var string[]
	 */
	public $editor_style_handles = array();

/**
	 * Block type front end and editor style handles.
	 *
	 * @since 6.1.0
	 * @var string[]
	 */
	public $style_handles = array();

/**
	 * Block type front end only style handles.
	 *
	 * @since 6.5.0
	 * @var string[]
	 */
	public $view_style_handles = array();

/**
	 * Deprecated block type properties for script and style handles.
	 *
	 * @since 6.1.0
	 * @var string[]
	 */
	private $deprecated_properties = array(
		'editor_script',
		'script',
		'view_script',
		'editor_style',
		'style',
	);

/**
	 * Attributes supported by every block.
	 *
	 * @since 6.0.0 Added `lock`.
	 * @since 6.5.0 Added `metadata`.
	 * @var array
	 */
	const GLOBAL_ATTRIBUTES = array(
		'lock'     => array( 'type' => 'object' ),
		'metadata' => array( 'type' => 'object' ),
	);

/**
	 * Constructor.
	 *
	 * Will populate object properties from the provided arguments.
	 *
	 * @since 5.0.0
	 * @since 5.5.0 Added the `title`, `category`, `parent`, `icon`, `description`,
	 *              `keywords`, `textdomain`, `styles`, `supports`, `example`,
	 *              `uses_context`, and `provides_context` properties.
	 * @since 5.6.0 Added the `api_version` property.
	 * @since 5.8.0 Added the `variations` property.
	 * @since 5.9.0 Added the `view_script` property.
	 * @since 6.0.0 Added the `ancestor` property.
	 * @since 6.1.0 Added the `editor_script_handles`, `script_handles`, `view_script_handles`,
	 *              `editor_style_handles`, and `style_handles` properties.
	 *              Deprecated the `editor_script`, `script`, `view_script`, `editor_style`, and `style` properties.
	 * @since 6.3.0 Added the `selectors` property.
	 * @since 6.4.0 Added the `block_hooks` property.
	 * @since 6.5.0 Added the `allowed_blocks`, `variation_callback`, and `view_style_handles` properties.
	 *
	 * @see register_block_type()
	 *
	 * @param string       $block_type Block type name including namespace.
	 * @param array|string $args       {
	 *     Optional. Array or string of arguments for registering a block type. Any arguments may be defined,
	 *     however the ones described below are supported by default. Default empty array.
	 *
	 *     @type string        $api_version              Block API version.
	 *     @type string        $title                    Human-readable block type label.
	 *     @type string|null   $category                 Block type category classification, used in
	 *                                                   search interfaces to arrange block types by category.
	 *     @type string[]|null $parent                   Setting parent lets a block require that it is only
	 *                                                   available when nested within the specified blocks.
	 *     @type string[]|null $ancestor                 Setting ancestor makes a block available only inside the specified
	 *                                                   block types at any position of the ancestor's block subtree.
	 *     @type string[]|null $allowed_blocks           Limits which block types can be inserted as children of this block type.
	 *     @type string|null   $icon                     Block type icon.
	 *     @type string        $description              A detailed block type description.
	 *     @type string[]      $keywords                 Additional keywords to produce block type as
	 *                                                   result in search interfaces.
	 *     @type string|null   $textdomain               The translation textdomain.
	 *     @type array[]       $styles                   Alternative block styles.
	 *     @type array[]       $variations               Block variations.
	 *     @type array         $selectors                Custom CSS selectors for theme.json style generation.
	 *     @type array|null    $supports                 Supported features.
	 *     @type array|null    $example                  Structured data for the block preview.
	 *     @type callable|null $render_callback          Block type render callback.
	 *     @type callable|null $variation_callback       Block type variations callback.
	 *     @type array|null    $attributes               Block type attributes property schemas.
	 *     @type string[]      $uses_context             Context values inherited by blocks of this type.
	 *     @type string[]|null $provides_context         Context provided by blocks of this type.
	 *     @type string[]      $block_hooks              Block hooks.
	 *     @type string[]      $editor_script_handles    Block type editor only script handles.
	 *     @type string[]      $script_handles           Block type front end and editor script handles.
	 *     @type string[]      $view_script_handles      Block type front end only script handles.
	 *     @type string[]      $editor_style_handles     Block type editor only style handles.
	 *     @type string[]      $style_handles            Block type front end and editor style handles.
	 *     @type string[]      $view_style_handles       Block type front end only style handles.
	 * }
	 */
	public function __construct( $block_type, $args = array() ) {
		$this->name = $block_type;

$this->set_props( $args );
	}

/**
	 * Proxies getting values for deprecated properties for script and style handles for backward compatibility.
	 * Gets the value for the corresponding new property if the first item in the array provided.
	 *
	 * @since 6.1.0
	 *
	 * @param string $name Deprecated property name.
	 *
	 * @return string|string[]|null|void The value read from the new property if the first item in the array provided,
	 *                                   null when value not found, or void when unknown property name provided.
	 */
	public function __get( $name ) {
		if ( 'variations' === $name ) {
			return $this->get_variations();
		}

if ( 'uses_context' === $name ) {
			return $this->get_uses_context();
		}

if ( ! in_array( $name, $this->deprecated_properties, true ) ) {
			return;
		}

$new_name = $name . '_handles';

if ( ! property_exists( $this, $new_name ) || ! is_array( $this->{$new_name} ) ) {
			return null;
		}

if ( count( $this->{$new_name} ) > 1 ) {
			return $this->{$new_name};
		}
		return isset( $this->{$new_name}[0] ) ? $this->{$new_name}[0] : null;
	}

/**
	 * Proxies checking for deprecated properties for script and style handles for backward compatibility.
	 * Checks whether the corresponding new property has the first item in the array provided.
	 *
	 * @since 6.1.0
	 *
	 * @param string $name Deprecated property name.
	 *
	 * @return bool Returns true when for the new property the first item in the array exists,
	 *              or false otherwise.
	 */
	public function __isset( $name ) {
		if ( in_array( $name, array( 'variations', 'uses_context' ), true ) ) {
			return true;
		}

if ( ! in_array( $name, $this->deprecated_properties, true ) ) {
			return false;
		}

$new_name = $name . '_handles';
		return isset( $this->{$new_name}[0] );
	}

/**
	 * Proxies setting values for deprecated properties for script and style handles for backward compatibility.
	 * Sets the value for the corresponding new property as the first item in the array.
	 * It also allows setting custom properties for backward compatibility.
	 *
	 * @since 6.1.0
	 *
	 * @param string $name  Property name.
	 * @param mixed  $value Property value.
	 */
	public function __set( $name, $value ) {
		if ( ! in_array( $name, $this->deprecated_properties, true ) ) {
			$this->{$name} = $value;
			return;
		}

$new_name = $name . '_handles';

if ( is_array( $value ) ) {
			$filtered = array_filter( $value, 'is_string' );

if ( count( $filtered ) !== count( $value ) ) {
					_doing_it_wrong(
						__METHOD__,
						sprintf(
							/* translators: %s: The '$value' argument. */
							__( 'The %s argument must be a string or a string array.' ),
							'<code>$value</code>'
						),
						'6.1.0'
					);
			}

$this->{$new_name} = array_values( $filtered );
			return;
		}

if ( ! is_string( $value ) ) {
			return;
		}

$this->{$new_name} = array( $value );
	}

/**
	 * Renders the block type output for given attributes.
	 *
	 * @since 5.0.0
	 *
	 * @param array  $attributes Optional. Block attributes. Default empty array.
	 * @param string $content    Optional. Block content. Default empty string.
	 * @return string Rendered block type output.
	 */
	public function render( $attributes = array(), $content = '' ) {
		if ( ! $this->is_dynamic() ) {
			return '';
		}

$attributes = $this->prepare_attributes_for_render( $attributes );

return (string) call_user_func( $this->render_callback, $attributes, $content );
	}

/**
	 * Returns true if the block type is dynamic, or false otherwise. A dynamic
	 * block is one which defers its rendering to occur on-demand at runtime.
	 *
	 * @since 5.0.0
	 *
	 * @return bool Whether block type is dynamic.
	 */
	public function is_dynamic() {
		return is_callable( $this->render_callback );
	}

/**
	 * Validates attributes against the current block schema, populating
	 * defaulted and missing values.
	 *
	 * @since 5.0.0
	 *
	 * @param array $attributes Original block attributes.
	 * @return array Prepared block attributes.
	 */
	public function prepare_attributes_for_render( $attributes ) {
		// If there are no attribute definitions for the block type, skip
		// processing and return verbatim.
		if ( ! isset( $this->attributes ) ) {
			return $attributes;
		}

foreach ( $attributes as $attribute_name => $value ) {
			// If the attribute is not defined by the block type, it cannot be
			// validated.
			if ( ! isset( $this->attributes[ $attribute_name ] ) ) {
				continue;
			}

$schema = $this->attributes[ $attribute_name ];

// Validate value by JSON schema. An invalid value should revert to
			// its default, if one exists. This occurs by virtue of the missing
			// attributes loop immediately following. If there is not a default
			// assigned, the attribute value should remain unset.
			$is_valid = rest_validate_value_from_schema( $value, $schema, $attribute_name );
			if ( is_wp_error( $is_valid ) ) {
				unset( $attributes[ $attribute_name ] );
			}
		}

// Populate values of any missing attributes for which the block type
		// defines a default.
		$missing_schema_attributes = array_diff_key( $this->attributes, $attributes );
		foreach ( $missing_schema_attributes as $attribute_name => $schema ) {
			if ( isset( $schema['default'] ) ) {
				$attributes[ $attribute_name ] = $schema['default'];
			}
		}

return $attributes;
	}

/**
	 * Sets block type properties.
	 *
	 * @since 5.0.0
	 *
	 * @param array|string $args Array or string of arguments for registering a block type.
	 *                           See WP_Block_Type::__construct() for information on accepted arguments.
	 */
	public function set_props( $args ) {
		$args = wp_parse_args(
			$args,
			array(
				'render_callback' => null,
			)
		);

$args['name'] = $this->name;

// Setup attributes if needed.
		if ( ! isset( $args['attributes'] ) || ! is_array( $args['attributes'] ) ) {
			$args['attributes'] = array();
		}

// Register core attributes.
		foreach ( static::GLOBAL_ATTRIBUTES as $attr_key => $attr_schema ) {
			if ( ! array_key_exists( $attr_key, $args['attributes'] ) ) {
				$args['attributes'][ $attr_key ] = $attr_schema;
			}
		}

/**
		 * Filters the arguments for registering a block type.
		 *
		 * @since 5.5.0
		 *
		 * @param array  $args       Array of arguments for registering a block type.
		 * @param string $block_type Block type name including namespace.
		 */
		$args = apply_filters( 'register_block_type_args', $args, $this->name );

foreach ( $args as $property_name => $property_value ) {
			$this->$property_name = $property_value;
		}
	}

/**
	 * Get all available block attributes including possible layout attribute from Columns block.
	 *
	 * @since 5.0.0
	 *
	 * @return array Array of attributes.
	 */
	public function get_attributes() {
		return is_array( $this->attributes ) ?
			$this->attributes :
			array();
	}

/**
	 * Get block variations.
	 *
	 * @since 6.5.0
	 *
	 * @return array[]
	 */
	public function get_variations() {
		if ( ! isset( $this->variations ) ) {
			$this->variations = array();
			if ( is_callable( $this->variation_callback ) ) {
				$this->variations = call_user_func( $this->variation_callback );
			}
		}

/**
		 * Filters the registered variations for a block type.
		 *
		 * @since 6.5.0
		 *
		 * @param array         $variations Array of registered variations for a block type.
		 * @param WP_Block_Type $block_type The full block type object.
		 */
		return apply_filters( 'get_block_type_variations', $this->variations, $this );
	}

/**
	 * Get block uses context.
	 *
	 * @since 6.5.0
	 *
	 * @return string[]
	 */
	public function get_uses_context() {
		/**
		 * Filters the registered uses context for a block type.
		 *
		 * @since 6.5.0
		 *
		 * @param string[]      $uses_context Array of registered uses context for a block type.
		 * @param WP_Block_Type $block_type   The full block type object.
		 */
		return apply_filters( 'get_block_type_uses_context', $this->uses_context, $this );
	}
}

${this.title}

Code Editor : class-wp-block-type.php