| public static delete ( string $name, mixed $key, array $options = [] ) : boolean | ||
| $name | string | The cache configuration to delete from. |
| $key | mixed | Key to be deleted or an array of keys to delete. |
| $options | array | Options for the method and strategies. - `'conditions'` _mixed_: A function or item that must return or evaluate to `true` in order to continue write operation. |
| return | boolean | `true` on successful cache delete, `false` otherwise. When deleting multiple items and an error occurs deleting any of the items the whole operation fails and this method will return `false`. |
public static function delete($name, $key, array $options = array())
{
$options += array('conditions' => null, 'strategies' => true);
if (is_callable($options['conditions']) && !$options['conditions']()) {
return false;
}
try {
$adapter = static::adapter($name);
} catch (ConfigException $e) {
return false;
}
$key = static::key($key);
if (is_array($key)) {
$keys = $key;
} else {
$keys = array($key);
}
$params = compact('keys');
return static::_filter(__FUNCTION__, $params, function ($self, $params) use($adapter) {
return $adapter->delete($params['keys']);
});
} public function testDelete()
{
Cache::write($this->cachedName, 'foo', 'bar');
Cache::write($this->cachedName, 'foobar', 'baz');
$result = Cache::read($this->cachedName, 'foo');
$this->assertEqual('bar', $result);
$result = Cache::read($this->cachedName, 'foobar');
$this->assertEqual('baz', $result);
Cache::delete($this->cachedName, 'foobar');
$result = Cache::read($this->cachedName, 'foo');
$this->assertEqual('bar', $result);
$result = Cache::read($this->cachedName, 'foobar');
$this->assertEqual(null, $result);
}
