Returns meta data for the given post ID.

$postid int Required

A post ID.

array[] Array of meta data arrays for the given post ID.

• ...$0array
  Associative array of meta data.

  • meta_keystring
    Meta key.
  • meta_valuemixed
    Meta value.
  • meta_idstring
    Meta ID as a numeric string.
  • post_idstring
    Post ID as a numeric string.
    

  Source

  File: wp-admin/includes/post.php. View all references

  function has_meta( $postid ) {
  	global $wpdb;
  
  	return $wpdb->get_results(
  		$wpdb->prepare(
  			"SELECT meta_key, meta_value, meta_id, post_id
  			FROM $wpdb->postmeta WHERE post_id = %d
  			ORDER BY meta_key,meta_id",
  			$postid
  		),
  		ARRAY_A
  	);
  }
  

  Related

  Uses

  Uses	Description
  wpdb::get_results() wp-includes/class-wpdb.php	Retrieves an entire SQL result set from the database (i.e., many rows).
  wpdb::prepare() wp-includes/class-wpdb.php	Prepares a SQL query for safe execution.

  Used By

  Used By	Description
  post_custom_meta_box() wp-admin/includes/meta-boxes.php	Displays custom fields form fields.
  wp_xmlrpc_server::get_custom_fields() wp-includes/class-wp-xmlrpc-server.php	Retrieve custom fields for post.

  Changelog

  Version	Description
  1.2.0	Introduced.