v

open override fun v(message: String?, vararg args: Any?)

记录详细级别日志消息（可包含格式参数）

Log a verbose message with optional format args.

open override fun v(t: Throwable?, message: String?, vararg args: Any?)

记录详细级别异常和消息（可包含格式参数）

Log a verbose exception and a message with optional format args.

open override fun v(t: Throwable?)

记录详细级别异常

Log a verbose exception.