Delen via


AdoDotNetParameter.IsValidType Method

Retrieves a Boolean value indicating whether the specified data-source-specific type is a valid type.

Namespace:  Microsoft.VisualStudio.Data.AdoDotNet
Assembly:  Microsoft.VisualStudio.Data (in Microsoft.VisualStudio.Data.dll)

Syntax

'Declaration
Protected Overrides Function IsValidType ( _
    type As String _
) As Boolean
protected override bool IsValidType(
    string type
)
protected:
virtual bool IsValidType(
    String^ type
) override
abstract IsValidType : 
        type:string -> bool  
override IsValidType : 
        type:string -> bool
protected override function IsValidType(
    type : String
) : boolean

Parameters

Return Value

Type: System.Boolean
Returns true if the method successfully calls Parse on the input string; otherwise returns false.

Remarks

This method is called by the base implementation of the OnTypeChanging method. It is used to determine whether a data type is valid for the current state of the parameter. This implementation validates the type by attempting to call the Parse method on the input string and returns true if it succeeds.

The base implementation of this method returns true.

.NET Framework Security

See Also

Reference

AdoDotNetParameter Class

Microsoft.VisualStudio.Data.AdoDotNet Namespace