/**
* Removes a value from the hash stored at key.
* If the hash table doesn't exist, or the key doesn't exist, FALSE is returned.
*
* @param string $key
* @param string|array $hashKey
*
* @return bool whether the operation was successful
* @link http://redis.io/commands/hdel
* @example
* <pre>
* $redis->hMSet('h',
* array(
* 'f1' => 'v1',
* 'f4' => 'v4',
* ));
* var_dump( $redis->hDel('h', 'f1') ); // bool(true)
* s
* var_dump( $redis->hGetAll('h') );
* //// Output:
* // array(1) {
* // ["f4"]=> string(2) "v4"
* // }
* </pre>
*/
public function hDel($key, $hashKey)
{
try {
return $this->client->hDel($key, $hashKey);
} catch (Exception $e) {
return $this->handleException($e, __FUNCTION__, func_get_args());
}
}
/**
* Test deleting fields form a hash
*/
public function testHdel()
{
$this->redis->del('testHdel');
$numRemoved = $this->redis->hset('testHdel', 'field1', 'Hello');
$this->assertInternalType('int', $numRemoved);
$this->assertEquals(1, $numRemoved);
$this->assertEquals(1, $this->redis->hdel('testHdel', 'field1'));
$this->assertEquals(0, $this->redis->hdel('testHdel', 'field1'));
$this->assertEquals(1, $this->redis->hset('testHdel', 'field1', 'Hello'));
$this->assertEquals(1, $this->redis->hset('testHdel', 'field2', 'Hello'));
$this->assertEquals(2, $this->redis->hdel('testHdel', array('field1', 'field2')));
// make sure varargs are not supported
$this->redis->hset('testHdel1', 'field1', 'abc');
$this->redis->hset('testHdel1', 'field2', 'def');
$this->assertEquals(1, $this->redis->hDel('testHdel1', 'field1', 'field2'));
$this->assertEquals('def', $this->redis->hGet('testHdel1', 'field2'));
$this->assertEquals(1, $this->redis->del('testHdel1'));
}
/**
* Removes a value from the hash stored at key.
* If the hash table doesn't exist, or the key doesn't exist, FALSE is returned.
*
* @param string $key
* @param string|array $hashKey
*
* @return bool whether the operation was successful
* @link http://redis.io/commands/hdel
* @example
* <pre>
* $redis->hMSet('h',
* array(
* 'f1' => 'v1',
* 'f4' => 'v4',
* ));
* var_dump( $redis->hDel('h', 'f1') ); // bool(true)
* s
* var_dump( $redis->hGetAll('h') );
* //// Output:
* // array(1) {
* // ["f4"]=> string(2) "v4"
* // }
* </pre>
*/
public function hDel($key, $hashKey)
{
$this->appendToLog('HDEL ' . $key . ' ' . $this->keysToString($hashKey));
return $this->client->hDel($key, $hashKey);
}
