**错误日志**
`error($message, array $context = array())`
**说明**
运行时错误不需要马上处理， 但通常应该被记录和监控。
**参数**
```
$message 消息 {user}::lrange() expects {exactly} 3 parameters, 1 given".microtime(true)
$context 内容 ["user"=>"test","exactly" => "test"] 替换{user} {exactly}
```
**示例**
```
define('CONFIG_PATH',__DIR__.'/config/');
(newConfig())->load(CONFIG_PATH,'log');
$log = (newLog())->error("{user}::lrange() expects {exactly} 3 parameters, 1 given".microtime(true),["user"=>"test","exactly" => "ji"]);
print_r($log);
```
