Note that feof also returns False if you're reading a URL and the socket has timed out because you no longer have data to read.
如果读取的是URL并且套接字由于不再有任何数据可以读取而超时，则feof也将返回False。
Note that feof also returns False if you're reading a URL and the socket has timed out because you no longer have data to read.
如果读取的是URL并且套接字由于不再有任何数据可以读取而超时，则feof也将返回False。
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