DateUtils.IsValidDateTime
DateUtils.IsValidDate
DateUtils.IsValidTime
DateUtils.IsValidDateDay
DateUtils.IsValidDateWeek
DateUtils.IsValidDateMonthWeek
//可用下面几个过程抛出异常:
DateUtils.InvalidDateDayError
DateUtils.InvalidDateMonthWeekError
DateUtils.InvalidDateTimeError
DateUtils.InvalidDateWeekError
DateUtils.InvalidDayOfWeekInMonthError
unit
Unit1;
interface
uses
Windows, Messages, SysUtils,
Variants, Classes, Graphics, Controls, Forms,
Dialogs,
StdCtrls;
type
TForm1 = class(TForm)
procedure FormCreate(Sender: TObject);
end;
var
Form1: TForm1;
implementation
{$R *.dfm}
uses
DateUtils;
procedure TForm1.FormCreate(Sender:
TObject);
var
b: Boolean;
begin
b :=
IsValidDateTime(2009, 5, 21, 11, 22, 33, 999); //True
b :=
IsValidDateTime(2009, 5, 21, 11, 22, 33, 9999); //False
b :=
IsValidDate(2009, 5, 21); //True
b := IsValidDate(2009, 5, 32);
//False
b := IsValidTime(11, 22, 33, 0); //True
b :=
IsValidTime(11, 22, 61, 0); //False
b := IsValidDateDay(2009,
141); //True
b := IsValidDateDay(2009, 366); //False
b
:= IsValidDateWeek(2009, 21, 7); //True
b := IsValidDateWeek(2009,
21, 8); //False
b := IsValidDateMonthWeek(2009, 5, 3, 7);
//True
b := IsValidDateMonthWeek(2009, 5, 3, 8);
//False
// ShowMessage(BoolToStr(b,
True));
end;
end.
Delphi 判断时间是否合法 -IsValidDateTime、IsValidDate、IsValidTime、IsValidDateDay,布布扣,bubuko.com
Delphi 判断时间是否合法 -IsValidDateTime、IsValidDate、IsValidTime、IsValidDateDay
原文：http://www.cnblogs.com/MaxWoods/p/3585322.html