1.Preprocessor Glue: The ## Operator 预处理连接符:##操作符 Like the # operator, the ## operator can be used in the replacement section of a function-like macro.Additionally, it can be used in the replacement section of an object-like macro. The ## operator co
How can I convert a QString to char* and vice versa ?(trolltech) Answer:In order to convert a QString to a char*, then you first need to get a latin1 representation of the string by calling toLatin1() on it which will return a QByteArray. Then call d
QTexstStream用于读写纯文本以及HTML,XML等文本格式的文件,此类考虑了Unicode编码与系统本地编码的或其它任意编码之间的转换问题,别且明确地处理了因使用不同的操作系统而导致的行尾符之间的转换(windows系统的行尾符是“\r\n”,unix和mac os x系统是“\n”). QTexstStream的操作对象是QIODevice,可是QFile,QTEmporaryFile,QBuffer,QProcess,QTcpSocket或者QUpdSocket,此外还可以直接在Q