wp_cache_get_last_changed
函数
wp_cache_get_last_changed ( $group )
- 参数
-
-
(string)
$group
Where the cache contents are grouped.- Required: 是
-
(string)
- 返回值
-
- (string) UNIX timestamp with microseconds representing when the group was last changed.
- 定义位置
-
-
wp-includes/functions.php
, line 7606
-
wp-includes/functions.php
- 引入
- 4.7.0
- 弃用
- –
Gets last changed date for the specified cache group.
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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