property Label.RequiredWidth as Long
Returns the width of the label required to display its entire contents.

TypeDescription
Long A long expression that specifies the width of the label required to display its entire contents.
The RequiredWidth property is read only. The RequiredWidth property gets the width required to resize the control's content so its caption fits entirely. The RequiredHeight property returns the height of the label required to display its entire contents. If the control's AutoSize property is True, the control is automatically resized to fit its entire content. The RequiredWidth property includes the control's borders.