C/C++——С±à̸CÓïÑÔº¯ÊýÄÇЩÊÂ(18)
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1. raiseº¯Êý
raiseº¯ÊýµÄ¹¦ÄÜÊÇÏòÕýÔÚÖ´ÐеijÌÐò·¢ËÍÒ»¸öÐźţ¬ÆäÓ÷¨Îª£ºint raise(int sig);³ÌÐòʵÀýÈçÏ£º
#include <signal.h>
int main(void)
{
int a, b;
a = 10;
b = 0;
if (b == 0)
raise(SIGFPE);
a = a / b;
return 0;
}
2. removeº¯Êý
removeº¯ÊýµÄ¹¦ÄÜÊÇɾ³ýÒ»¸öÎļþ£¬ÆäÓ÷¨Îªint remove(char *filename);³ÌÐòʵÀý´úÂëÈçÏ£º
#include <stdio.h>
int main(void)
{
char file[80];
printf("File to delete: ");
gets(file);
if (remove(file) == 0)
printf("Removed %s.\n",file);
else
perror("remove");
return 0;
}
3. renameº¯Êý
renameº¯ÊýµÄ¹¦ÄÜÊÇÖØÃüÃûÎļþ, ÆäÓ÷¨Îª£ºint rename(char *oldname, char *newname);³ÌÐòʵÀý´úÂëÈçÏ£º
#include <stdio.h>
int main(void)
{
char oldname[80], newname[80];
printf("File to rename: ");
gets(oldname);
printf("New name: ");
gets(newname);
if (rename(oldname, newname) == 0)
printf("Renamed %s to %s.\n", oldname, newname);
else
perror("rename");
return 0;
}
4. rewindº¯Êý
rewindº¯ÊýµÄ¹¦ÄÜÊǽ«ÎļþÖ¸ÕëÖØÐÂÖ¸ÏòÒ»¸
Ïà¹ØÎĵµ£º
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1. parsfnmº¯Êý
parsfnmº¯ÊýµÄ¹¦ÄÜÊÇ·ÖÎöÎļþÃû£¬ÆäÓ÷¨Îª£ºchar *parsfnm (char *cmdline, struct fcb *fcbptr, ......
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1. qsortº¯Êý
qsortº¯ÊýµÄ¹¦ÄÜÊÇʹÓÿìËÙÅÅÐòÀý³Ì½øÐÐÅÅÐò£¬ÆäÓ÷¨Îª£ºvoid qsort(void *base, int nelem, int width, int (*fcmp)());³Ì ......
#include <iostream>
#include <io.h>
#include <sys\stat.h>
#include <afx.h>
#define _AFXDLL
using namespace std;
void main()
{
// ´ËÎļþÔÚ¹¤³Ì´ò¿ª×´Ì¬ÏÂΪ²»¿É·ÃÎÊ
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