init
Fires after WordPress has finished loading but before any headers are sent.
Most of WP is loaded at this stage, and the user is authenticated. WP continues to load on the init hook that follows (e.g. widgets), and many plugins instantiate themselves on it for all sorts of reasons (e.g. they need a user, a taxonomy, etc.).
If you wish to plug an action once WP is loaded, use the wp_loaded hook below.
Usage
add_action( 'init', 'wp_kama_init_action' );
/**
* Function for `init` action-hook.
*
* @return void
*/
function wp_kama_init_action(){
// action...
}Changelog
| Since 1.5.0 | Introduced. |
Where the hook is called
In file: /wp-settings.php
init
wp-settings.php 727
do_action( 'init' );
Where the hook is used in WordPress
wp-includes/block-bindings/pattern-overrides.php 47
add_action( 'init', '_register_block_bindings_pattern_overrides_source' );
wp-includes/block-bindings/post-meta.php 70
add_action( 'init', '_register_block_bindings_post_meta_source' );
wp-includes/block-patterns.php 413
add_action( 'init', '_register_theme_block_patterns' );
wp-includes/blocks/archives.php 122
add_action( 'init', 'register_block_core_archives' );
wp-includes/blocks/avatar.php 166
add_action( 'init', 'register_block_core_avatar' );
wp-includes/blocks/block.php 116
add_action( 'init', 'register_block_core_block' );
wp-includes/blocks/button.php 80
add_action( 'init', 'register_block_core_button' );
wp-includes/blocks/calendar.php 96
add_action( 'init', 'register_block_core_calendar' );
wp-includes/blocks/categories.php 131
add_action( 'init', 'register_block_core_categories' );
wp-includes/blocks/comment-author-name.php 69
add_action( 'init', 'register_block_core_comment_author_name' );
wp-includes/blocks/comment-content.php 85
add_action( 'init', 'register_block_core_comment_content' );
wp-includes/blocks/comment-date.php 64
add_action( 'init', 'register_block_core_comment_date' );
wp-includes/blocks/comment-edit-link.php 65
add_action( 'init', 'register_block_core_comment_edit_link' );
wp-includes/blocks/comment-reply-link.php 87
add_action( 'init', 'register_block_core_comment_reply_link' );
wp-includes/blocks/comment-template.php 153
add_action( 'init', 'register_block_core_comment_template' );
wp-includes/blocks/comments-pagination-next.php 64
add_action( 'init', 'register_block_core_comments_pagination_next' );
wp-includes/blocks/comments-pagination-numbers.php 66
add_action( 'init', 'register_block_core_comments_pagination_numbers' );
wp-includes/blocks/comments-pagination-previous.php 57
add_action( 'init', 'register_block_core_comments_pagination_previous' );
wp-includes/blocks/comments-pagination.php 50
add_action( 'init', 'register_block_core_comments_pagination' );
wp-includes/blocks/comments-title.php 101
add_action( 'init', 'register_block_core_comments_title' );
wp-includes/blocks/comments.php 102
add_action( 'init', 'register_block_core_comments' );
wp-includes/blocks/comments.php 227
add_action( 'init', 'register_legacy_post_comments_block', 21 );
wp-includes/blocks/cover.php 101
add_action( 'init', 'register_block_core_cover' );
wp-includes/blocks/file.php 62
add_action( 'init', 'register_block_core_file' );
wp-includes/blocks/footnotes.php 112
add_action( 'init', 'register_block_core_footnotes_post_meta', 20 );
wp-includes/blocks/footnotes.php 78
add_action( 'init', 'register_block_core_footnotes' );
wp-includes/blocks/gallery.php 183
add_action( 'init', 'register_block_core_gallery' );
wp-includes/blocks/heading.php 56
add_action( 'init', 'register_block_core_heading' );
wp-includes/blocks/home-link.php 176
add_action( 'init', 'register_block_core_home_link' );
wp-includes/blocks/image.php 323
add_action( 'init', 'register_block_core_image' );
wp-includes/blocks/index.php 144
add_action( 'init', 'register_core_block_style_handles', 9 );
wp-includes/blocks/index.php 160
add_action( 'init', 'register_core_block_types_from_metadata' );
wp-includes/blocks/index.php 177
add_action( 'init', 'wp_register_core_block_metadata_collection', 9 );
wp-includes/blocks/latest-comments.php 162
add_action( 'init', 'register_block_core_latest_comments' );
wp-includes/blocks/latest-posts.php 237
add_action( 'init', 'register_block_core_latest_posts' );
wp-includes/blocks/legacy-widget.php 73
add_action( 'init', 'register_block_core_legacy_widget' );
wp-includes/blocks/list.php 54
add_action( 'init', 'register_block_core_list' );
wp-includes/blocks/loginout.php 55
add_action( 'init', 'register_block_core_loginout' );
wp-includes/blocks/media-text.php 131
add_action( 'init', 'register_block_core_media_text' );
wp-includes/blocks/navigation-link.php 441
add_action( 'init', 'register_block_core_navigation_link' );
wp-includes/blocks/navigation-submenu.php 300
add_action( 'init', 'register_block_core_navigation_submenu' );
wp-includes/blocks/navigation.php 1173
add_action( 'init', 'register_block_core_navigation' );
wp-includes/blocks/page-list-item.php 16
add_action( 'init', 'register_block_core_page_list_item' );
wp-includes/blocks/page-list.php 371
add_action( 'init', 'register_block_core_page_list' );
wp-includes/blocks/pattern.php 72
add_action( 'init', 'register_block_core_pattern' );
wp-includes/blocks/post-author-biography.php 53
add_action( 'init', 'register_block_core_post_author_biography' );
wp-includes/blocks/post-author-name.php 63
add_action( 'init', 'register_block_core_post_author_name' );
wp-includes/blocks/post-author.php 81
add_action( 'init', 'register_block_core_post_author' );
wp-includes/blocks/post-comments-form.php 70
add_action( 'init', 'register_block_core_post_comments_form' );
wp-includes/blocks/post-content.php 79
add_action( 'init', 'register_block_core_post_content' );
wp-includes/blocks/post-date.php 93
add_action( 'init', 'register_block_core_post_date' );
wp-includes/blocks/post-excerpt.php 82
add_action( 'init', 'register_block_core_post_excerpt' );
wp-includes/blocks/post-featured-image.php 268
add_action( 'init', 'register_block_core_post_featured_image' );
wp-includes/blocks/post-navigation-link.php 139
add_action( 'init', 'register_block_core_post_navigation_link' );
wp-includes/blocks/post-template.php 162
add_action( 'init', 'register_block_core_post_template' );
wp-includes/blocks/post-terms.php 130
add_action( 'init', 'register_block_core_post_terms' );
wp-includes/blocks/post-title.php 74
add_action( 'init', 'register_block_core_post_title' );
wp-includes/blocks/query-no-results.php 65
add_action( 'init', 'register_block_core_query_no_results' );
wp-includes/blocks/query-pagination-next.php 102
add_action( 'init', 'register_block_core_query_pagination_next' );
wp-includes/blocks/query-pagination-numbers.php 133
add_action( 'init', 'register_block_core_query_pagination_numbers' );
wp-includes/blocks/query-pagination-previous.php 95
add_action( 'init', 'register_block_core_query_pagination_previous' );
wp-includes/blocks/query-pagination.php 51
add_action( 'init', 'register_block_core_query_pagination' );
wp-includes/blocks/query-title.php 76
add_action( 'init', 'register_block_core_query_title' );
wp-includes/blocks/query-total.php 90
add_action( 'init', 'register_block_core_query_total' );
wp-includes/blocks/query.php 71
add_action( 'init', 'register_block_core_query' );
wp-includes/blocks/read-more.php 63
add_action( 'init', 'register_block_core_read_more' );
wp-includes/blocks/rss.php 126
add_action( 'init', 'register_block_core_rss' );
wp-includes/blocks/search.php 210
add_action( 'init', 'register_block_core_search' );
wp-includes/blocks/shortcode.php 35
add_action( 'init', 'register_block_core_shortcode' );
wp-includes/blocks/site-logo.php 119
add_action( 'init', 'register_block_core_site_logo' );
wp-includes/blocks/site-tagline.php 53
add_action( 'init', 'register_block_core_site_tagline' );
wp-includes/blocks/site-title.php 69
add_action( 'init', 'register_block_core_site_title' );
wp-includes/blocks/social-link.php 89
add_action( 'init', 'register_block_core_social_link' );
wp-includes/blocks/tag-cloud.php 63
add_action( 'init', 'register_block_core_tag_cloud' );
wp-includes/blocks/template-part.php 303
add_action( 'init', 'register_block_core_template_part' );
wp-includes/blocks/term-description.php 53
add_action( 'init', 'register_block_core_term_description' );
wp-includes/blocks/widget-group.php 62
add_action( 'init', 'register_block_core_widget_group' );
wp-includes/class-wp-customize-manager.php 378
remove_action( 'init', 'wp_cron' );
wp-includes/class-wp-scripts.php 150
add_action( 'init', array( $this, 'init' ), 0 );
wp-includes/default-filters.php 365
add_action( 'init', '_register_core_block_patterns_and_categories' );
wp-includes/default-filters.php 366
add_action( 'init', 'check_theme_switched', 99 );
wp-includes/default-filters.php 367
add_action( 'init', array( 'WP_Block_Supports', 'init' ), 22 );
wp-includes/default-filters.php 407
add_action( 'init', 'wp_cron' );
wp-includes/default-filters.php 427
add_action( 'init', 'smilies_init', 5 );
wp-includes/default-filters.php 446
add_action( 'init', 'wp_schedule_delete_old_privacy_export_files' );
wp-includes/default-filters.php 478
add_action( 'init', '_show_post_preview' );
wp-includes/default-filters.php 528
add_action( 'init', 'rest_api_init' );
wp-includes/default-filters.php 535
add_action( 'init', 'wp_sitemaps_get_server' );
wp-includes/default-filters.php 555
add_action( 'init', 'wp_initialize_site_preview_hooks', 1 );
wp-includes/default-filters.php 567
add_action( 'init', 'create_initial_post_types', 0 ); // Highest priority.
wp-includes/default-filters.php 581
add_action( 'init', 'kses_init' );
wp-includes/default-filters.php 640
add_action( 'init', '_wp_footnotes_kses_init' );
wp-includes/default-filters.php 652
add_action( 'init', 'create_initial_taxonomies', 0 ); // Highest priority.
wp-includes/default-filters.php 671
add_action( 'init', 'wp_widgets_init', 1 );
wp-includes/default-filters.php 752
add_action( 'init', 'wp_register_persisted_preferences_meta' );
wp-includes/default-filters.php 755
add_action( 'init', 'wp_create_initial_post_meta' );
wp-includes/default-filters.php 773
add_action( 'init', '_wp_register_default_font_collections' );
wp-includes/ms-default-filters.php 16
add_action( 'init', 'ms_subdomain_constants' );
wp-includes/ms-default-filters.php 25
add_action( 'init', 'maybe_add_existing_user_to_blog' );
wp-includes/theme-previews.php 90
add_action( 'init', 'wp_attach_theme_preview_middleware' );
wp-includes/update.php 1181
add_action( 'init', 'wp_schedule_update_checks' );