SPField.OnDeleting Method
Occurs when a field is being deleted.
Namespace: Microsoft.SharePoint
Assembly: Microsoft.SharePoint (in Microsoft.SharePoint.dll)
Syntax
Public Overridable Sub OnDeleting
Dim instance As SPField
instance.OnDeleting()
public virtual void OnDeleting()
Remarks
The OnDeleting method enables you to provide custom field type logic that runs before deletion of the custom field.