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wp_cache_get_last_changed › WordPress Function

Since4.7.0
Deprecatedn/a
› wp_cache_get_last_changed ( $group )
Parameters:
  • (string) $group Where the cache contents are grouped.
    Required: Yes
Returns:
  • (string) UNIX timestamp with microseconds representing when the group was last changed.
Defined at:
Codex:

Gets last changed date for the specified cache group.



Related Functions: wp_cache_set_terms_last_changed, wp_cache_set_posts_last_changed, wp_cache_set_sites_last_changed, wp_cache_set_comments_last_changed, wp_cache_get_multiple

Source 

function wp_cache_get_last_changed( $group ) {
	$last_changed = wp_cache_get( 'last_changed', $group );

	if ( ! $last_changed ) {
		$last_changed = microtime();
		wp_cache_set( 'last_changed', $last_changed, $group );
	}

	return $last_changed;
}