TEC: Excludes the event description and excerpt fields from the search

exclude_content_from_event_search.php

<?php 
/* Description:  Excludes the event description and excerpt fields from the search.
 * Usage:        Paste the below snippet into your active (child) theme's functions.php file
 *
 * Plugin:       The Events Calendar
 * Author:       Barry Hughes, Andras Guseo
 * Last updated: 2020-12-21
 */
function modify_event_searches( $search, WP_Query $wp_query ) {
	if ( empty( $search ) ) return;

	global $wpdb;
	$new_search = preg_replace( "/{$wpdb->posts}.post_(content|excerpt) LIKE ('[{}a-zA-Z0-9]+')/", "0", $search );
	return $new_search;
}

add_action( 'posts_search', 'modify_event_searches', 10, 2 );