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Source View: postmeta_form_limit

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Line Code
500 }
501
502 /**
503  * {@internal Missing Short Description}}
504  *
505  * @since 1.2.0
506  */
507 function meta_form() {
508      global $wpdb;
509      $limit = (int) apply_filters( 'postmeta_form_limit', 30 );
510      $keys = $wpdb->get_col( "
511           SELECT meta_key
512           FROM $wpdb->postmeta
513           GROUP BY meta_key
514           HAVING meta_key NOT LIKE '\_%'
515           ORDER BY meta_key
516           LIMIT $limit" );
517      if ( $keys )
518           natcasesort($keys);