Custom Taxonomy URL Rewrite Rule #wp

custom-tax-rewrite-rule.php

add_action( 'init', 'custom_tax_rewrite_rule', 10, 0 );
/**
 * Rewrites the Property Location's url to be '/$slug/'
 * Example:
 *  http://quantum.test/index.php?property_locations=virginia rewrites to
 *  http://quantum.test/virginia/
 *
 * @return void
 */
function custom_tax_rewrite_rule() {
	$cats = get_terms(
		'property_locations',  // edit this to be your custom taxonomy
		array(
			'hide_empty' => false,
		)
	);

	if ( count( $cats ) ) {
		foreach ( $cats as $cat ) {
			add_rewrite_rule( $cat->slug . '/?$', 'index.php?property_locations=' . $cat->slug, 'top' );
		}
	}
}