Summery Summery

Return the content type for specified feed type.

Syntax Syntax

feed_content_type( string $type = '' )

Parameters Parameters


(string) (Optional) Type of feed. Possible values include 'rss', rss2', 'atom', and 'rdf'.

Default value: ''

Source Source

File: wp-includes/feed.php

			// Add the comment times to the post times for comparison.
			$modified_times = array_merge( $modified_times, $comment_times );

		// Determine the maximum modified time.
		$datetime = date_create_immutable_from_format( 'Y-m-d H:i:s', max( $modified_times ), $utc );

	if ( false === $datetime ) {
		// Fall back to last time any post was modified or published.
		$datetime = date_create_immutable_from_format( 'Y-m-d H:i:s', get_lastpostmodified( 'GMT' ), $utc );

	if ( false !== $datetime ) {
		$max_modified_time = $datetime->format( $format );

	 * Filters the date the last post or comment in the query was modified.
	 * @since 5.2.0
	 * @param string|false $max_modified_time Date the last post or comment was modified in the query, in UTC.
	 *                                        False on failure.
	 * @param string       $format            The date format requested in get_feed_build_date().


Changelog Changelog

Version Description
2.8.0 Introduced.


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