Lithium Docs

						public function testClear() {
		$key1 = 'key_clear_1';
		$key2 = 'key_clear_2';

		$result = apc_store($key1, 'data that will no longer exist', 60);
		$this->assertTrue($result);

		$result = apc_store($key2, 'more dead data', 60);
		$this->assertTrue($result);

		$result = $this->Apc->clear();
		$this->assertTrue($result);

		$this->assertFalse(apc_fetch($key1));
		$this->assertFalse(apc_fetch($key2));
	}