Qt把两个字节合并为一个int

Qt把两个字节合并为一个int

uint BaseSerial::MAKE_TWO( const char& a, const char& b) const
{//转换为无符号,除去符号位的影响uchar x = a;uchar y = b;uint ix = x;uint iy = y;uint value = ix<<8 | iy ;return uint(value);
}
//或者简单点
quint16 mode = (uchar(raw[1]) << 8) + uchar(raw[2]);