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DayOfWeek£¬ÊÇÔÚ SysUtils ÖÐ

showmessage('ÐÇÆÚ'+IntToStr(DayOfWeek(DateTimePicker1.DateTime)-1));

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dayofweek(Now()); 0=>ÐÇÆÚÌ죬¡£¡£¡£¡£ÀàÍÆ


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VC ¿ØÖÆÌ¨³ÌÐò:
#include <iostream>
using namespace std;
int main()
{
const int def_buffer = 1024 * 4;
DWORD t;
BYTE b[def_buffer];
memset(b, 0, sizeof(b));
PBYTE p;
t = GetTickC ......

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Õâ¸öSQLÓï¾äÓÐʲôÎÊÌâ? - Delphi / ·Ç¼¼ÊõÇø

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select * from aTableName where ((¿ªÅ̼Û-ÊÕÅ̼Û) <=0.02 )

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