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C/C++——С±à̸CÓïÑÔº¯ÊýÄÇЩÊÂ(12)

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1.       ldexpº¯Êý
ldexpº¯ÊýµÄ¹¦ÄÜÊǼÆËãvalue*2µÄÃÝ£¬ÆäÓ÷¨Îª£ºdouble ldexp(double value, int exp);³ÌÐòʵÀýÈçÏ£º
    #include <stdio.h>
#include <math.h>
int main(void)
{
     double value;
     double x = 2;
     value = ldexp(x,3);
     printf("The ldexp value is: %lf\n",value);
     return 0;
}
2.       lfindº¯Êý
lfindº¯ÊýµÄ¹¦ÄÜÊÇÖ´ÐÐÏßÐÔËÑË÷£¬ÆäÓ÷¨Îª£ºvoid *lfind(void *key, void *base, int *nelem, int width,int (*fcmp)());   ³ÌÐòʵÀý´úÂëÈçÏ£º
#include <stdio.h>
#include <stdlib.h>
int compare(int *x, int *y)
{
     return( *x - *y );
}
int main(void)
{
   int array[5] = {35, 87, 46, 99, 12};
   size_t nelem = 5;
   int key;
   int *result;
   key = 99;
   result = lfind(&key, array, &nelem,
        sizeof(int), (int(*)(const void *,const void *))compare);
   if (result)
      printf("Number %d found\n",key);
   else
      printf("Number %d not found\n",key);
   return 0;
}
3.       lockº¯Êý
lockº¯ÊýµÄ¹¦ÄÜÊÇÉèÖÃÎļþ¹²ÏíËø£¬ÆäÓ÷¨Îª£ºint lock(int handle, long offset, long length);³ÌÐòʵÀý´úÂëÈçÏ£º
#include <io.h>
#include <fcntl.h>
#include <sys\stat.h>
#include <process.h>
#include <share.h>
#include <stdio.h>
int main(void)
{
   int handle, status;
   long length;
   handle = sopen("c:\\autoexec.bat",
      O_RDONLY,SH_DENYNO,S_IREAD);
   if (ha


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C/C++——С±à̸CÓïÑÔº¯ÊýÄÇЩÊÂ(8)

C³ÌÐòÊÇÓÉÒ»×é»òÊDZäÁ¿»òÊǺ¯ÊýµÄÍⲿ¶ÔÏó×é³ÉµÄ¡£ º¯ÊýÊÇÒ»¸ö×ÔÎÒ°üº¬µÄÍê³ÉÒ»¶¨Ïà¹Ø¹¦ÄܵÄÖ´ÐдúÂë¶Î¡£ÏÂÃæÐ¡±àºÍ´ó¼Ò·ÖÏíÏÂCÓïÑÔÖеĺ¯Êý¡£
 
1.       gcvtº¯Êý
 
gcvtº¯ÊýµÄ¹¦ÄÜÊǰѸ¡µãÊýת»»³É×Ö·û´®£¬ÆäÓ÷¨ÊÇ£ºchar *gcvt(double value, int ndigit, char *buf);³ÌÐò ......

C/C++——С±à̸CÓïÑÔº¯ÊýÄÇЩÊÂ(9)

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1.     harderrº¯Êý
harderrº¯ÊýµÄ¹¦ÄÜÊǽ¨Á¢Ò»¸öÓ²¼þ´íÎó´¦Àí³ÌÐò£¬ÆäÓ÷¨ÊÇ£ºvoid harderr(int (*fptr)());³ÌÐòÀý×ÓÈçÏ£º
#include <stdio.h>
......

Symbian C/S »úÖÆ·ÖÎö

 
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Developer Platform :S60 3rd Edition, Feature Pack 2 SDK
Operating System :Symbian OS v9.3
Ò»£¬ÎªÊ²Ã´ÒªÊ¹ÓÃClient/Server¼Ü¹¹
ÔÚSymibian OSÖÐËùÓеÄÒì²½·þÎñ¶¼ÊÇServerͨ¹ýC/S¼Ü¹¹À´ÊµÏֵġ£ClientÊÇÀûÓÃServerÌṩµÄÌØ¶¨·þÎñµÄ³ÌÐò£¬Server½ÓÊÜÀ´ÖÁClientµÄÇëÇóÏûÏ¢²¢Í¬²½»òÒì²½µ ......

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