apcu_delete
(PECL apcu >= 4.0.0)
apcu_delete - 从缓存中删除存储的变量
描述
bool apcu_delete ( mixed $key )从缓存中删除存储的变量。
参数
key
key用于存储值作为字符串为单个键，或为字符串为多个键的阵列，或作为 APCUIterator 对象。
返回值
TRUE成功时或FALSE失败时返回。
例子
Example #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_#'));
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