remove the month drop down from post types

remove-month-dropdown.php

<?php
add_filter( 'months_dropdown_results', 'rkv_remove_month_filters' ), 10, 2 );

/**
 * remove the month drop down filter by
 * spoofing WP and saying that none exist
 * for specific post types
 *
 * @param  array    $months      the original count
 * @param  string   $post_type   the post type
 * @return array                 an empty array or the original array
 */
function rkv_remove_month_filters( $months, $post_type ) {
	return in_array( $post_type, array( 'page' ) ) ? array() : $months;
}