Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

Çë½Ì´ó¼Ò£¬Õâ¸ö¸Ä³Élinux´úÂë - C/C++ / CÓïÑÔ

C/C++ code:

struct timeval timeout;
fd_set writefds;
const char* optival;
int nByte = MAX_REV_SIZE;
writefds.fd_count = 1;
writefds.fd_array[0] = m_sock;

timeout.tv_sec = 10;
timeout.tv_usec = 0;

optival = (const char *)&nByte;
setsockopt(SI->m_sock, SOL_SOCKET, SO_RCVBUF, optival, 4);

status = select(0, NULL, &writefds, NULL,(const struct timeval *)&timeout);



¸ÄÔõô¸Ä£¿Ð»Ð»

writefds.fd_count = 1;  
writefds.fd_array[0] = m_sock;
ÕâÁ½¾ä¾ÍÓÐÎÊÌ⣬ºÃÏñ

Äã¾Í²»ÄܺúõØÓÃ
FD_SET(m_sock, &writefds)
ô¡­¡­

ÁíÍ⣬select µÄµÚÒ»¸ö²ÎÊýÊÇ 1 °É¡­¡­

ºÃÏñ²»ÓøľÍÄÜÓðɡ£ºÜ¶àµ×²ãµÄ¡£winºÍlinuxÒ»ÑùµÄ¡£

ºÃÏñ²»ÓøÄ

»Ø¸´1Â¥£¬ÊµÔÚ²»Ì«¶®£¬Õâ¸ö´úÂëÒ²ÊDzο¼±ðÈ˵ģ¬winÏ¿ÉÒÔÕý³£Óã¬linux fd_count fd_arrayºÃÏñ²»ÈÏ
»¹ÓÐʲôºÃµÄ°ì·¨£¬Çë½Ì£¬

ÒýÓÃ
Äã¾Í²»ÄܺúõØÓÃ
FD_SET(m_sock, &writefds)
ô¡­¡­

ÁíÍ⣬select µÄµÚÒ»¸ö²ÎÊýÊÇ 1 °É¡­¡­

ͬÒ⣬linux ϶¼ÊÇÕâÑù×ÓÓõİɡ£

ºÃÏñû´í¡£¡£¡£ÊDZàÒë³ö´íÂð£¿ÌùһϴíÎóÂë¿´¿´

1¥˵µÃºÜ¶Ô,ÎÒ¿´Â¥Ö÷Õâ³ÌÐòÊÇÂÒдµÄ°É
ÖйúÓоäÍÁ»°½ÐϹ¸ã


Ïà¹ØÎÊ´ð£º

linux»·¾³ÏÂgethostbynameº¯ÊýÎÊÌâ - C/C++ / CÓïÑÔ

дÁ˸ö²âÊÔ³ÌÐòÈçÏÂ
   
  struct hostent *hp; 
char AlarmDevIP[20];  
  int x2;

hp = gethostbyname("www.google.com");
if (hp)
{ ......

Çó½Ìc/c++ÓïÑÔÏà¹ØÎÊÌâ - C/C++ / CÓïÑÔ

ÓÐÒ»10*10¾ØÕ󣬳ýÈ¥µÚÒ»¸öµã£¨0£¬0£©ºÍ×îºóÒ»µã£¨9£¬9£©£¬»¹Óа˸öµãΪ1£¬ÆäËû¶¼Îª0£¬ÒªÇóÓöþάÊý×é±íʾ¡£°Ë¸öµãÊÇËæ»úÉú³ÉµÄ£¬±àдÏà¹Ø³ÌÐò±íʾ¾ØÕóËùÓпÉÄÜÇé¿ö¡£
ÕæÐÄÇó½Ì¸÷λ¸ßÊÖ£¬°¥£¡±¾ÈËÌ«²ËÁË£¡ºÇºÇ£¡
......

Ϊʲôxml²»ÄÜÏÔʾ°¢À­²®ÎÄ - C/C++ / C++ ÓïÑÔ

ΪʲôÎҵijÌÐòµ÷ÓÃXMLÅäÖÃÎļþÖеİ¢À­²®ÎÄÏÔʾ²»³öÀ´£¿ÆäËûµÄÓïÖÖ¶¼¿ÉÒÔ£¬ÈçÖÐÎÄ£¬Ó¢ÎÄ£¬µÂÎͼ¿É¡£
ÎÒ½«XMLµÄ±àÂë¸ÄΪutf-8ºÍunicodeµÄµ½µÃ½á¹û¶¼Ò»Ñù.
°¢À­²®ÎĵÄ×Ö¿âÄãÓÐô£¿

ÓÐ,ÎÒµÄEXEÊÇ·ÅÔÚpc»úÉÏÖ´Ðе ......

visual c++2008²»ÄܱàÒëC³ÌÐòÂð - C/C++ / CÓïÑÔ

visual c++2008Ëٳɰ棬²»ÄܱàÒëC³ÌÐòÂð£¿Èç¹ûÄÜÊÇÔõô¿ªÊ¼µÄ°¡£¿ÓÃËü´øµÄÃüÁîÌáʾµ¥Ôª³ýÍâ ¡£
н¨¹¤³Ì£¨¿Õ¹¤³Ì»òwin32¿ØÖÆÌ¨£©

¾ø¶Ô¿ÉÒÔ¡£½¨Á¢win32¿ØÖÆÌ¨³ÌÐò¾Í¿ÉÒÔ

ÒýÓÃ
н¨¹¤³Ì£¨¿Õ¹¤³Ì»òwin32¿ØÖÆÌ¨£ ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ