This function discards the contents of the output buffer and turns off output buffering.
This function discards the contents of the output buffer and turns off output buffering.
输出缓冲都关闭了，你怎么可能还输出呢？
This function discards the contents of the output buffer and turns off output buffering.
输出缓冲都关闭了，你怎么可能还输出呢？