DateTime::CompareTo Method (Object)
Assembly: mscorlib (in mscorlib.dll)
Parameters
- value
- Type: System::Object
A boxed object to compare, or nullptr.
Return Value
Type: System::Int32A signed number indicating the relative values of this instance and value.
Value | Description |
|---|---|
Less than zero | This instance is earlier than value. |
Zero | This instance is the same as value. |
Greater than zero | This instance is later than value, or value is nullptr. |
Implements
IComparable::CompareTo(Object)| Exception | Condition |
|---|---|
| ArgumentException | value is not a DateTime. |
The following example demonstrates the CompareTo method.
using namespace System; void main() { System::DateTime theDay(System::DateTime::Today.Year,7,28); int compareValue; try { compareValue = theDay.CompareTo( System::DateTime::Today ); } catch ( ArgumentException^ ) { System::Console::WriteLine( "Value is not a DateTime" ); return; } if ( compareValue < 0 ) { System::Console::WriteLine( "{0:d} is in the past.", theDay ); } else if ( compareValue == 0 ) { System::Console::WriteLine( "{0:d} is today!", theDay ); } else // compareValue > 0 { System::Console::WriteLine( "{0:d} has not come yet.", theDay ); } }
Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98, Windows CE, Windows Mobile for Smartphone, Windows Mobile for Pocket PC, Xbox 360, Zune
The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.