Adds a 'clear' button to your GravityView Search Bar

gistfile1.php

<?php
/* Add this to your theme's functions.php file */

// Adds a 'clear' button to your GravityView Search Bar
add_action( 'gravityview_search_widget_fields_after', 'my_gv_clear_search_button' );
function my_gv_clear_search_button() {
	$url = strtok( add_query_arg( array() ), '?' );
	?>
	<a href="<?php echo esc_url( $url ); ?>" class="button gv-search-button">Clear</a>
	<?php
}