1581, 9/80 ȸ¿ø°¡ÀÔ  ·Î±×ÀΠ 
   Cpgroot
   [Æß] C ÇÁ·Î±×·¥ÀÇ ÀϹÝÀûÀÎ ±¸Á¶ [ù°­ÁÂ]

http://www.hackerschool.org/HS_Boards/zboard.php?id=Free_Lectures&no=1515 [º¹»ç]


"Hello, world!"¸¦ ±¸ÇöÇϱâ À§ÇØ ÄÚµùÇÑ´Ù°í Çغ¸ÀÚ. °¡Àå ¸ÕÀú ¹«¾ùºÎÅÍ ÇÒ °ÍÀΰ¡?

³ªÀÇ °æ¿ì¶ó¸é

£Û // ÄÚµå:Helloworld.c

¶ó°í ÁÖ¼® 󸮸¦ ÇÑ ÈÄ, C ÇÁ·Î±×·¡¹ÖÀ» À§ÇÑ ±¸Á¶¸¦ ¸ÕÀú ÀûÀ» °ÍÀÌ´Ù.

£Û#include <stdio.h>
£Û   int main()
£Û  {
£Û          // ó¸® ±¸¹® ÀÛ¼º
£Û   }

À̶ó°í ¾´ ÈÄ,

£Û//ÄÚµå:HelloWorld.c
£Û  #include <stdio.h>
£Û  int main()
£Û  {
£Û         // ó¸® ±¸¹® ÀÛ¼º
£Û        printf("Hello, World!\n");
£Û  }

¿Í °°ÀÌ ¸¶Áö¸·À¸·Î ó¸® ±¸¹®À» ÀÛ¼ºÇØ ³ª°¥ °ÍÀÌ´Ù.

ÇÊÀÚ´Â ¸ÕÀú ±¸Á¶¸¦ ÄÚµùÇÏ°í ³ª¸ÓÁö ÇϳªÇϳª¸¦ ±â¼úÇϴµ¥, ÀÌ¿Í °°ÀÌ ±¸Á¶´Â ÇÁ·Î±×·¥
ÄÚµù¿¡ ÀÖ¾î ½ÃÀÛ°ú °°´Ù.
¸ðµâÈ­¸¦ ÅëÇÑ ±¸Á¶Àû ÇÁ·Î±×·¡¹Ö ¾ð¾îÀÎ c·Î ÀÛ¼ºµÈ ÇÁ·Î±×·¥Àº ÇÔ¼öµéÀÇ ÁýÇÕüÀÌ´Ù.
¾Õ¿¡¼­ º¸¾ÒµíÀÌ ±âº» ±¸Á¶ ¿ª½Ã main() ÇÔ¼ö·Î ½ÃÀÛÇϸç ÀÌÈÄ ´Ù¸¥ ºÎÇÔ¼ö°¡ À̾îÁø´Ù.
±×·±´ë À̶§ ÇÁ·Î±×·¥»ó¿¡¼­ ÇÔ¼öÀÇ ¼ø¼­´Â Ưº°ÇÏ°Ô »ó°üÀº ¾øÀ¸³ª À§Ä¡¿¡ µû¶ó ±¸Á¶°¡ Á¶±Ý ´Þ¶óÁø´Ù.

C ÇÁ·Î±×·¥ÀÇ ÀϹÝÀûÀÎ ±¸Á¶¸¦ »ìÆ캸¸é ´ÙÀ½°ú °°´Ù.

£Û/£ªÁÖ¼®(comment)ºÎºÐ£ª/  /£ªÇÁ·Î±×·¥¸í/ÆÄÀϸí/³¯Â¥ µî £ª/
£Û
£Û#include <...>               //#include <³»Àå Çì´õ ÆÄÀÏ>
£Û#include "..."                // #include "»ç¿ëÀÚ Á¤ÀÇ Çì´õ ÆÄÀÏ"
£Û#define ...                   // #define Á¤ÀÇ »ó¼ö, ¸ÅÅ©·Î ÇÔ¼ö Á¤ÀÇ
£Û
£Û
£Ûint function(...);               // »ç¿ëÀÚ Á¤ÀÇ ÇÔ¼ö ¼±¾ð
£Ûint value1, value2          // ¿ÜºÎ º¯¼ö, Áï Àü¿ª º¯¼ö Á¤ÀÇ
£Û
£Ûint main()
£Û{
£Û  int value3;               // ³»ºÎ º¯¼ö, Áï Áö¿ª º¯¼ö Á¤ÀÇ
£Û
£Û  function(...);              // ÇÔ¼ö È£Ãâ
£Û  ......;                      // ó¸®
£Û}
£Û
£Ûint function(...)           // »ç¿ëÀÚ Á¤ÀÇ ÇÔ¼ö ±¸Çö
£Û{
£Û    .................
£Û
£Û}

C ÇÁ·Î±×·¥ÀÇ ÀϹÝÀûÀÎ ±¸Á¶´Â Çì´õ(header)¸öü(body)·Î ±¸¼ºµÈ´Ù. Çì´õ ºÎºÐÀº ÁÖ¼®,Àü󸮹®, »ç¿ëÀÚ Á¤ÀÇ ÇÔ¼ö ¼±¾ð, ¿ÜºÎ º¯¼ö ¼±¾ðÀ¸·Î ±¸¼ºµÈ´Ù. ¹Ý¸é main()ÇÔ¼ö ´Â ´ÙÀ½°ú
°°Àº Çü½ÄÀ¸·Î »ç¿ëµÇ´Â´ë ÇÔ¼ö¸¦ ´Ù·ç´Â °ÍÀº ´ÙÀ½¹ø¿¡ ÀÚ¼¼È÷ »ìÆ캸±â·Î ÇÏÀÚ

Çü½Ä £Û int main()                                 £Ý
        £Û int main(int argc. char £ªargv[])    £Ý

1. main()ÇÔ¼ö
C´Â ÇÔ¼öµéÀÇ ÁýÇÕüÀ̸ç , main() ÇÔ¼ö´Â ¸ðµç ÇÔ¼öÀÇ ±âº»À¸·Î¼­ ÇÁ·Î±×·¥ ³»¿¡
ÇÑ °³¸¸ Á¸ÀçÇØ¾ß ÇÑ´Ù.

2. ±×·ìÈ­ °ýÈ£ {}
ÇÔ¼öÀÇ ½ÃÀÛ°ú ³¡À» ¾Ë¸®¸ç, ÇÁ·Î±×·¥ ³»¿¡¼­µµ ¿µ¿ªÀ» ¸íÈ®È÷ Çϱâ À§ÇÏ¿© »ç¿ëÇÑ´Ù.

3. ÁÖ¼®¹®(comment)
ÁÖ¼®Àº ÇÁ·Î±×·¡¸ÓÀÇ ÀÌÇظ¦ µ½´Â ¹®ÀåÀ¸·Î¼­, Çà ´ÜÀ§ ÁÖ¼®¿¡´Â '//'¸¦ ºí·Ï ´ÜÀ§ÁÖ¼®¿¡´Â '/£ª £ª/'¸¦ »ç¿ëÇÑ´Ù. ÇÁ·Î±×·¥ÀÇ ¼³¸íÀ» À§ÇÏ¿© Ãß°¡ÇÏ´Â ¹®ÀåÀ¸·Î ÄÄÆÄÀϵÇÁö ¾Ê´Â´Ù

4.#include
ÄÄÆÄÀÏ·¯ ³»¿¡ Á¸ÀçÇÏ´Â <stdio.h>¿Í °°Àº ³»Àå Çì´õ ÆÄÀÏÀ» ÇöÀç ÆÄÀÏ¿¡ Æ÷ÇÔ½ÃŲ´Ù.
<> ¾ÈÀÇ ÆÄÀÏÀ» Çì´õ ÆÄÀÏÀ̶ó Çϸç, È®ÀåÀÚ´Â Çì´õÀÇ ¾àÀÚÀÎ .h¸¦ »ç¿ëÇÑ´Ù.
""Àº »ç¿ëÀÚ Á¤ÀÇ Çì´õ ÆÄÀÏÀ» ÇöÀç ÆÄÀÏ¿¡ Æ÷ÇÔ½ÃŲ´Ù

5. ¸í·É¹®°ú ¼¼¹ÌÄÝ·Ð(;)
c¿¡¼­ ÄÄÇ»ÅÍ¿¡ ³»¸®´Â ¸í·É ¶Ç´Â Áö½Ã¸¦ ¸í·É¹®À̶ó°í ÇÑ´Ù. ÀÌ·¯ÇÑ ¸í·É¹®ÀÇ ¹®Àå ³¡À» ¾Ë¸®´Â Ç¥½Ã·Î ¼¼¹ÌÄÝ·Ð(;)À» »ç¿ëÇÑ´Ù. ¸í·É¹®ÀÇ ³¡¿¡ ¹Ýµå½Ã ;À» »ç¿ëÇØ¾ß ÇÑ´Ù...


----------------------------------------------------------------------------------------------
¾îÈÞ Á¦°¡ ù°­ÁÂ¶ó ¸¹ÀÌ ¹ÌÈíÇÒÅÙµ¥ ..

ÀÌ°­Áµµ Á¦°¡ c¾ð¾î Ã¥ÀÌ Àմ´ë Áß¿äÇÒ°Í(?) °°¾Æ¼­ ¿Ã·Áº¸¾Ò¾î¿ä.
¼öÁ¤ÇÒºÐÀ̳ª °ÇÀÇÇÒ »çÇ×ÀÕÀ¸½Ã¸é .. µ¡±Û·Î ÇØÁֽñ⠹ٶø´Ï´Ù ...

±×·³ ¸ðµÎ c¾ð¾î °øºÎ ¿­½ÉÈ÷ Çϼ¼¿ä ^_^¤»¤»

  Hit : 5716     Date : 2010/08/19 08:29



    
xodnr631 °¨»çÇÕ´Ï´Ù.
º¸Ãæ³»¿ëÀ¸·Î ÀбâÁÁ±º¿ä
2010/08/19  
clnoe Àߤ²¤È¤µ½À´Ï´Ù. 2010/08/19  
whdgusdl1220 Àß ºÃ½À´Ï´Ù. ±Ùµ¥ Á¦¸ñ¿¡ ¸»¸Ó¸®¸¦ ´Þ¾ÆÁֽô °ÍÀÌ.. 2010/08/19  
1421   [ÀÚÀÛ±Û]¿ìºÐÅõ¿ë ±×¸²ÆÇÀ» ±ò¾Æº¸ÀÚ!!!     ÇѽÂÀç
03/01 5574
1420   [C¾ð¾î]1-2 ÁÖ¼®ÀÌ ¸Ó¾ß?     JJ4eye0ng
02/10 5581
1419   [Æۿ±Û] ÇØÅ· °øºÎ¹ý     ÇѽÂÀç
03/30 5587
1418   µðÁöÅÐÆ÷·»½Ä2±Þ ½Ç±â µû½ÅºÐ     rabbitlycat
04/30 5597
1417   [C±âÃÊ] 08 - ¹è¿­°ú Æ÷ÀÎÅÍ      sihun1113
05/01 5617
1416   ´ëÇлý°­Áº¸°í½Í¾î¿ä     lcd7132
04/26 5617
1415   ?     rabbitlycat
06/08 5625
1414   [ÀÚÀÛ] 1. Introduction to Python[3]     HEx0D
02/12 5647
1413   [ÀÚÀÛ] CSS°­ÀÇ 3, 4[1]     Myers
07/04 5659
1412   TCP/IP[3]     sibu02003
05/10 5661
1411   ½ºÅ©¸³Æ®¾Ë·ÁÁֽǺÐ~     lcd7132
05/03 5667
1410   C¾ð¾î °­ÀÇ »ó¼ö¿¡ ´ëÇÑ ÀÌÇØ      kordokrip
06/21 5670
1409   [Àü¾×¹«·áÃë¾÷±³À°] Áß¾ÓÀϺ¸ ÀÚ¹Ù & ¾Èµå·ÎÀ̵å Ãë¾÷°úÁ¤[5°³¿ù] ¸Å¿ù ÈƷüö´ç 31¸¸¿ø[1]     gumpkim
03/05 5674
1408   [ÀÚÀÛ]HTML µèº¸Àâ °­ÀÇ[11]     Myers
02/18 5677
1407   Çб³¿¡¼­ ¹è¿ì´Â °Í¿¡´Â ÇÑ°è°¡ À־...[2]     39ghwjd
09/12 5679
1406   ½ºÅ©¸³Æ® ¾Ë·ÁÁֽǺÐ~     lcd7132
04/29 5680
1405   [ÀÚÀÛ±Û]¸®´ª½º¿¡¼­ c¾ð¾î¸¦ ÄÄÆÄÀÏÇغ¸ÀÚ!     ÇѽÂÀç
01/06 5695
1404   INZERO heckers´ëȸ¿¡ ±Ã±ÝÇؼ­¿ä[4]     gkswls123
08/23 5704
1403   ½ºÅ©¸³Æ® ¾Ë·ÁÁֽǺÐ~2     lcd7132
04/29 5708
1402   Ȥ½Ã 4¿ù3Àϳ¯ ±Û·Î¹ú º¸¾ÈÄÁÆÛ¸Õ½º °¡´ÂºÐ[1]     dhxkgozj
04/02 5709
[1][2][3][4][5][6][7][8] 9 [10]..[80]

Copyright 1999-2024 Zeroboard / skin by Hackerschool.org / Secure Patch by Hackerschool.org