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std::ostringstream curBuf(std::ios::binary); curBuf.write((char*)HEAD_DATA,sizeof(HEAD_DATA));
这是一段png加密代码中的一小部分,HEAD_DATA被定义为常量(unsigned char[])类型,储存png头的信息。然而我将curBuf转存值文件后,发现其中多了1个bit"0x0d",十分诡异。然而直接输出至ofstream就不会有这个问题。
认证高级PHP讲师
0x0d character encoding is carriage returnwrite is an unformatted input and output, carriage return is not omittedDirect output to ofstream is a formatted input and output, carriage return is omitted
0x0d character encoding is carriage return
write is an unformatted input and output, carriage return is not omitted
Direct output to ofstream is a formatted input and output, carriage return is omitted