the_date_xml()

Outputs the date in iso8601 format for xml files.

Source

File: wp-includes/general-template.php 

function the_date_xml() {
	echo mysql2date( 'Y-m-d', get_post()->post_date, false );
}

Uses

Uses Description
wp-includes/functions.php: mysql2date()

Convert given MySQL date string into a different format.
wp-includes/post.php: get_post()

Retrieves post data given a post ID or post object.

Changelog

Version Description
1.0.0 Introduced.

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Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/functions/the_date_xml