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get_lastpostmodified( string $timezone = 'server', string $post_type = 'any' )

Get the most recent time that a post on the site was modified.

Description

The server timezone is the default and is the difference between GMT and server time. The ‘blog’ value is just when the last post was modified. The ‘gmt’ is when the last post was modified in GMT time.

Parameters

$timezone

(string) (Optional) The timezone for the timestamp. See get_lastpostdate() for information on accepted values.

Default value: 'server'

$post_type

(string) (Optional) The post type to check.

Default value: 'any'

Return

(string) The timestamp in 'Y-m-d H:i:s' format, or false on failure.

Source

File: wp-includes/post.php

function get_lastpostmodified( $timezone = 'server', $post_type = 'any' ) {
	/**
	 * Pre-filter the return value of get_lastpostmodified() before the query is run.
	 *
	 * @since 4.4.0
	 *
	 * @param string|false $lastpostmodified The most recent time that a post was modified,
	 *                                       in 'Y-m-d H:i:s' format, or false. Returning anything
	 *                                       other than false will short-circuit the function.
	 * @param string       $timezone         Location to use for getting the post modified date.
	 *                                       See get_lastpostdate() for accepted `$timezone` values.
	 * @param string       $post_type        The post type to check.
	 */
	$lastpostmodified = apply_filters( 'pre_get_lastpostmodified', false, $timezone, $post_type );

	if ( false !== $lastpostmodified ) {
		return $lastpostmodified;
	}

	$lastpostmodified = _get_last_post_time( $timezone, 'modified', $post_type );
	$lastpostdate     = get_lastpostdate( $timezone, $post_type );

	if ( $lastpostdate > $lastpostmodified ) {
		$lastpostmodified = $lastpostdate;
	}

	/**
	 * Filters the most recent time that a post on the site was modified.
	 *
	 * @since 2.3.0
	 * @since 5.5.0 Added the `$post_type` parameter.
	 *
	 * @param string|false $lastpostmodified The most recent time that a post was modified,
	 *                                       in 'Y-m-d H:i:s' format. False on failure.
	 * @param string       $timezone         Location to use for getting the post modified date.
	 *                                       See get_lastpostdate() for accepted `$timezone` values.
	 * @param string       $post_type        The post type to check.
	 */
	return apply_filters( 'get_lastpostmodified', $lastpostmodified, $timezone, $post_type );
}

Changelog

Version Description
4.4.0 The $post_type argument was added.
1.2.0 Introduced.

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