09-localhost 客户端是无状态的，并且不包含任何类型。
The 09-localhost client is stateless and has no types.
Localhost
ClientState
09-localhost 客户端是无状态的，并且不包含任何类型。The 09-localhost client is stateless and has no types.
09-localhost 客户端是无状态的，并且不包含任何类型。The 09-localhost client is stateless and has no types.