Returns the server hostname for the command

# MongoDB\Driver\Monitoring\CommandFailedEvent::getHost

(mongodb >=1.20.0)

MongoDB\Driver\Monitoring\CommandFailedEvent::getHost — Returns the server hostname for the command

### 说明

final public function MongoDB\Driver\Monitoring\CommandFailedEvent::getHost(): string

### 参数

此函数没有参数。

### 返回值

Returns the hostname of the server on which the command was executed.

### 错误／异常

- Throws MongoDB\Driver\Exception\InvalidArgumentException on argument parsing errors.

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