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C/C++——С±à̸CÓïÑÔº¯ÊýÄÇЩÊÂ(17)

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1.    registerbgidriverº¯Êý
registerbgidriverº¯ÊýµÄ¹¦ÄÜÊǵǼÒÑÁ¬½Ó½øÀ´µÄͼÐÎÇý¶¯³ÌÐò´úÂ룬ÆäÓ÷¨Îª£ºint registerbgidriver(void(*driver)(void));³ÌÐòʵÀýÈçÏ£º
#include <graphics.h>
#include <stdlib.h>
#include <stdio.h>
#include <conio.h>
int main(void)
{
   int gdriver = DETECT, gmode, errorcode;
   errorcode = registerbgidriver(EGAVGA_driver);
     if (errorcode < 0)
   {
      printf("Graphics error: %s\n", grapherrormsg(errorcode));
      printf("Press any key to halt:");
      getch();
      exit(1); 
   }
    initgraph(&gdriver, &gmode, "");
   errorcode = graphresult();
   if (errorcode != grOk)  
   {
      printf("Graphics error: %s\n", grapherrormsg(errorcode));
      printf("Press any key to halt:");
      getch();
      exit(1); /* terminate with an error code */
   }
    line(0, 0, getmaxx(), getmaxy());
     getch();
   closegraph();
   return 0;
} 2.      randbrdº¯Êý
randbrdº¯ÊýµÄ¹¦ÄÜÊÇËæ»ú¿é¶Á£¬ÆäÓ÷¨Îªint randbrd(struct fcb *fcbptr, int reccnt);³ÌÐòʵÀý´úÂëÈçÏ£º
#include <proces


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#include <stdio.h>
#define CHARCOUNT 255
#define CON 6 /*µ¥ÐÐ×¢ÊÍ×îÉÙµÄʱºò*/
int realLength = 0;
/*
* function name: strCount
* function : count ......

C/C++——С±à̸CÓïÑÔº¯ÊýÄÇЩÊÂ(15)

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1.       parsfnmº¯Êý
 
parsfnmº¯ÊýµÄ¹¦ÄÜÊÇ·ÖÎöÎļþÃû£¬ÆäÓ÷¨Îª£ºchar *parsfnm (char *cmdline, struct fcb *fcbptr, ......

C/C++——С±à̸CÓïÑÔº¯ÊýÄÇЩÊÂ(16)

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1.      qsortº¯Êý
qsortº¯ÊýµÄ¹¦ÄÜÊÇʹÓÿìËÙÅÅÐòÀý³Ì½øÐÐÅÅÐò£¬ÆäÓ÷¨Îª£ºvoid qsort(void *base, int nelem, int width, int (*fcmp)());³Ì ......

C¿É±ä²ÎÊýº¯Êý ʵÏÖ

 Cº¯ÊýÒªÔÚ³ÌÐòÖÐÓõ½ÒÔÏÂÕâЩºê:
void va_start( va_list arg_ptr, prev_param );
type va_arg( va_list arg_ptr, type );
void va_end( va_list arg_ptr );
va_list:ÓÃÀ´±£´æºêva_start¡¢va_argºÍva_endËùÐèÐÅÏ¢µÄÒ»ÖÖÀàÐÍ¡£ÎªÁË·ÃÎʱ䳤²ÎÊýÁбíÖеIJÎÊý£¬±ØÐëÉùÃ÷
      & ......

¶ÔC/C++¿É±ä²ÎÊý±íµÄÉî²ã̽Ë÷

2005-09-12 09:16
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¡¡¡¡(2) maxº¯Êý¿É±ä²ÎÊý±íÖвÎÊýµÄÀàÐÍÊÇÒÑÖªµÄ£¬¶¼ÎªintÐÍ¡£
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