C++ string存入二进制文件问题答:void savestr(char*f,char*s,int i){ fstream mf(f,ios::out);mf.write(s,i);mf.close();} void main(){ char a[5] = {(char)0xff,(char)0x34,(char)0x32,(char)0x45,(char)0x67};savestr("a.txt",a,5);} 是这样吗?fwrite函数和fstream::write都可以把数据按照它在内存...