PHP8 apcu_delete
(PECL apcu >= 4.0.0)
apcu_delete—从缓存中删除存储的变量
说明
apcu_delete(mixed $key): mixed从缓存中删除存储的变量。
参数
key一个
key，用于将值存储为单个键的字符串，或存储为多个键的字符串数组，或存储为APCUIterator对象。
返回值
如果key是一个数组，则返回键的索引数组。否则，成功时返回true，失败时返回false。
示例
示例 #1 A apcu_delete() example
<?php
$bar = 'BAR';
apcu_store('foo', $bar);
apcu_delete('foo');
// this is obviously useless in this form
// Alternatively delete multiple keys.
apcu_delete(['foo', 'bar', 'baz']);
// Or use an Iterator with a regular expression.
apcu_delete(new APCUIterator('#^myprefix_#'));
?>参见
- apcu_store() - 缓存一个变量到存储中
- apcu_fetch() - Fetch a stored variable from the cache
- apcu_clear_cache() - Clears the APCu cache
- APCUIterator