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#include<stdio.h>
#include<stdarg.h>
#include<string.h>
void demo(char *msg,...)
{
va_list argp;
int arg_number=0;
char *para = msg;
va_start(argp,msg);
while(1){
if ( strcmp( para, "\0") != 0 ) {
arg_number++;
printf("parameter %d is: %s\n",arg_number,para);
}
else
break;
para = va_arg(argp,char *);
}
va_end(argp);
}
int main()
{
demo("Hello","World","\0");
system("pause");
return 0;
}  


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Delphi Óë C/C++ Êý¾ÝÀàÐͶÔÕÕ±í

Delphi Óë C/C++ Êý¾ÝÀàÐͶÔÕÕ±í
DelphiÊý¾ÝÀàÐÍC/C++
ShorInt
8λÓзûºÅÕûÊý
char
Byte
8λÎÞ·ûºÅÕûÊý
BYTE,unsigned short
SmallInt
16λÓзûºÅÕûÊý
short
Word
16λÎÞ·ûºÅÕûÊý
unsigned short
Integer,LongInt
32λÓзûºÅÕûÊý
int,long
Cardinal,LongWord/DWORD
32λÎÞ·ûºÅÕûÊý
unsigned long
Int6 ......

C±¸Íü¼֮Áù——#pragmaÔ¤´¦Àí

#pragma Ö¸Áî¿ÉÄÜÊÇ×ÔÓµÄÁË£¬ËüµÄ×÷ÓÃÊÇÉ趨±àÒëÆ÷µÄ״̬»òÕßÊÇָʾ±àÒëÆ÷Íê³ÉÒ»Ð©ÌØ¶¨µÄ¶¯×÷¡£
#pragma Ö¸Áî¶Ôÿ¸ö±àÒëÆ÷¸ø³öÁËÒ»¸ö·½·¨,ÔÚ±£³ÖÓëC ºÍC ++ÓïÑÔÍêÈ«¼æÈݵÄÇé¿öÏÂ,¸ø³öÖ÷»ú»ò²Ù×÷ϵͳרÓеÄÌØÕ÷¡£
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Ò»¡¢#pragma message
#pragma ......

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#include “stdio.h”
#include “stdlib.h”
#include “time.h”
int main( void )
{
    long     i = 10000000L;
    clock_t start, finish;
    double   duration;
    /* ²âÁ¿Ò ......

C breakÌø³ö¶à²ãÑ­»·

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  1.ÓÃbreak;¼ÓÉÏÒ»¸ö¸¨ÖúµÄ±êÖ¾±äÁ¿¡£  
  2.ÓÃgoto;  
  3.ÓÃtry   ...   catch;
ÆäÖÐbreak¶Ôif-elseÓï¾äÎÞЧ£¬Ã¿´ÎʹÓÃÖ»ÄÜÌø³öÒ»²ãÑ­»·¡£
ÓÃbreakµÄ¾ßÌå·½·¨Îª£º
bool BREAK=false;
while(...){
for(...){ ......
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