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UInt64::CompareTo Method (Object)
Visual Studio 2010
Compares this instance to a specified object and returns an indication of their relative values.
Assembly: mscorlib (in mscorlib.dll)
Parameters
- value
- Type: System::Object
An object to compare, or nullptr.
Return Value
Type: System::Int32A signed number indicating the relative values of this instance and value.
Return Value | Description |
|---|---|
Less than zero | This instance is less than value. |
Zero | This instance is equal to value. |
Greater than zero | This instance is greater than value. -or- value is nullptr. |
Implements
IComparable::CompareTo(Object)| Exception | Condition |
|---|---|
| ArgumentException | value is not a UInt64. |
The following code example demonstrates the CompareTo method.
public ref class Temperature: public IComparable { public: /// <summary> /// IComparable.CompareTo implementation. /// </summary> virtual int CompareTo( Object^ obj ) { if ( (Temperature^)( obj ) ) { Temperature^ temp = (Temperature^)( obj ); return m_value.CompareTo( temp->m_value ); } throw gcnew ArgumentException( "object is not a Temperature" ); } protected: // The value holder UInt64 m_value; public: property UInt64 Value { UInt64 get() { return m_value; } void set( UInt64 value ) { m_value = value; } } }; }
Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.
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