Remove Date Meta Tags Output by Yoast SEO

yoast_seo_meta_remove_dates.php

<?php
/********* DO NOT COPY THE PARTS ABOVE THIS LINE *********/

/* Remove Date Meta Tags Output by Yoast SEO
 * Credit: Yoast development team
 * Last Tested: Mar 01 2017 using Yoast SEO 4.4 on WordPress 4.7.2
 */

add_action('wpseo_dc_'.'DC.date.issued', '__return_false'); // Premium only
add_filter( 'wpseo_og_article_published_time', '__return_false' );
add_filter( 'wpseo_og_article_modified_time', '__return_false' );
add_filter( 'wpseo_og_og_updated_time', '__return_false' );