SPField.OnDeleting Method
Handles the event that occurs when a field is being deleted.
Namespace: Microsoft.SharePoint
Assembly: Microsoft.SharePoint (in Microsoft.SharePoint.dll)
Available in Sandboxed Solutions: Yes
Available in SharePoint Online
Syntax
'Declaration
Public Overridable Sub OnDeleting
'Usage
Dim instance As SPField
instance.OnDeleting()
public virtual void OnDeleting()
Remarks
Use this method in a derived class to provide custom field logic before deleting the field.