wincache_ucache_clear()
(PECL wincache >= 1.1.0)
Deletes entire content of the user cache
说明
wincache_ucache_clear(void): bool
Clears/deletes all the values stored in the user cache.
返回值
成功时返回TRUE
,或者在失败时返回FALSE
。
范例
Example #1 using wincache_ucache_clear()
<?php wincache_ucache_set('green', 1); wincache_ucache_set('red', 2); wincache_ucache_set('orange', 4); wincache_ucache_set('blue', 8); wincache_ucache_set('cyan', 16); $array1 = array('green', 'red', 'orange', 'blue', 'cyan'); var_dump(wincache_ucache_get($array1)); var_dump(wincache_ucache_clear()); var_dump(wincache_ucache_get($array1)); ?>
以上例程会输出:
array(5) { ["green"]=> int(1) ["red"]=> int(2) ["orange"]=> int(4) ["blue"]=> int(8) ["cyan"]=> int(16) } bool(true) bool(false)
参见
wincache_ucache_set()
Adds a variable in user cache and overwrites a variable if it already exists in the cachewincache_ucache_add()
Adds a variable in user cache only if variable does not already exist in the cachewincache_ucache_delete()
Deletes variables from the user cachewincache_ucache_get()
Gets a variable stored in the user cachewincache_ucache_exists()
Checks if a variable exists in the user cachewincache_ucache_meminfo()
Retrieves information about user cache memory usagewincache_ucache_info()
Retrieves information about data stored in the user cache