main.cpp 主函數
#include "StringToHex.h"
QString str = "ABBCCDD120190E";
QByteArray temp;
StringToHex(str, temp);
qDebug()<<temp.toHex();
qDebug()<<temp;
StringToHex.h的頭文件
char ConvertHexChar(char ch)
{
if((ch >= '0') && (ch <= '9'))
return ch-0x30;
else if((ch >= 'A') && (ch <= 'F'))
return ch-'A'+10;
else if((ch >= 'a') && (ch <= 'f'))
return ch-'a'+10;
else return (-1);
}
void StringToHex(QString str, QByteArray &senddata)
{
int hexdata,lowhexdata;
int hexdatalen = 0;
int len = str.length();
senddata.resize(len/2);
char lstr,hstr;
for(int i=0; i<len; )
{
//char lstr,
hstr=str[i].toAscii();
if(hstr == ' ')
{
i++;
continue;
}
i++;
if(i >= len)
break;
lstr = str[i].toAscii();
hexdata = ConvertHexChar(hstr);
lowhexdata = ConvertHexChar(lstr);
if((hexdata == 16) || (lowhexdata == 16))
break;
else
hexdata = hexdata*16+lowhexdata;
i++;
senddata[hexdatalen] = (char)hexdata;
hexdatalen++;
}
senddata.resize(hexdatalen);
}
結果顯示: