Question

post_type_exists( string $post_type )

Check if a post type is registered.

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description

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参数

$post_type

(string) (Required) Post type name.

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返回值

(bool) Whether post type is registered.

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源代码

File: wp-includes/post.php

function post_type_exists( $post_type ) {
	return (bool) get_post_type_object( $post_type );
}

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更新日志

Version	description
3.0.0	Introduced.

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相关函数

Uses

• wp-includes/post.php: get_post_type_object()

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Used By

• wp-includes/class-wp-customize-nav-menus.php: WP_Customize_Nav_Menus::ajax_insert_auto_draft_post()
• wp-includes/post.php: unregister_post_type()
• wp-includes/customize/class-wp-customize-nav-menu-item-setting.php: WP_Customize_Nav_Menu_Item_Setting::populate_value()
• wp-admin/includes/class-wp-screen.php: WP_Screen::get()
• wp-admin/includes/export.php: export_wp()
• wp-admin/includes/nav-menu.php: _wp_ajax_menu_quick_search()
• wp-includes/taxonomy.php: get_ancestors()
• wp-includes/post.php: wp_count_posts()
• wp-includes/post.php: is_post_type_hierarchical()
• wp-includes/class-wp-xmlrpc-server.php: wp_xmlrpc_server::wp_getPostType()
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User Contributed Notes

1. Skip to note content You must log in to vote on the helpfulness of this noteVote results for this note: 0You must log in to vote on the helpfulness of this note Contributed by Codex

   Basic Examples

   
   $exists = post_type_exists( 'post' );
   // returns true
    
   $exists = post_type_exists( 'page' );
   // returns true
    
   $exists = post_type_exists( 'book' );
   // returns true if book is a registered post type
    
   $exists = post_type_exists( 'xyz' );
   // returns false if xyz is not a registered post type