wp_cache_get_last_changed( string $group )
Get last changed date for the specified cache group.
Description Description
Parameters Parameters
- $group
-
(string) (Required) Where the cache contents are grouped.
Return Return
(string) $last_changed UNIX timestamp with microseconds representing when the group was last changed.
Source Source
File: wp-includes/functions.php
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;
}
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Changelog Changelog
| Version | Description |
|---|---|
| 4.7.0 | Introduced. |