IVsDataObjectMemberComparer.Compare Method (String, String, Object, Object)

When implemented by a class, compares a property of a data object with another data object property.

Namespace:  Microsoft.VisualStudio.Data.Services.SupportEntities
Assembly:  Microsoft.VisualStudio.Data.Services (in Microsoft.VisualStudio.Data.Services.dll)

Syntax

'宣言
Function Compare ( _
    typeName As String, _
    propertyName As String, _
    value1 As Object, _
    value2 As Object _
) As Integer

int Compare(
    string typeName,
    string propertyName,
    Object value1,
    Object value2
)

int Compare(
    String^ typeName, 
    String^ propertyName, 
    Object^ value1, 
    Object^ value2
)

abstract Compare : 
        typeName:string * 
        propertyName:string * 
        value1:Object * 
        value2:Object -> int 

function Compare(
    typeName : String, 
    propertyName : String, 
    value1 : Object, 
    value2 : Object
) : int

Parameters

• typeName
  Type: System.String
  The name of an object type.

• propertyName
  Type: System.String
  The name of a property to compare.

• value1
  Type: System.Object
  The first value to compare.

• value2
  Type: System.Object
  The second value to compare.

Return Value

Type: System.Int32
A value less than zero if the identifier part is less than the specified value; zero if the identifier part is equal to the specified value; a value greater than zero if the identifier part is greater than the specified value.

Remarks

This method should use the same comparison rules as the data source to ensure the correct sorting of objects on the client side.

.NET Framework Security

• Full trust for the immediate caller. This member cannot be used by partially trusted code. For more information, see Using Libraries from Partially Trusted Code.

See Also

Reference

IVsDataObjectMemberComparer Interface

Compare Overload

Microsoft.VisualStudio.Data.Services.SupportEntities Namespace