I want to loop through all the textboxes in a container and clear the control.

*---VFP code
lParameter toContainer
*
* loop through control members in toContainer
*
Local loControl
For Each loControl In toContainer.Controls
*
* Process only the textbox type.
*
If Upper(loControl.BaseClass) <> "TEXTBOX"
Loop
Endif

*
* Clear the control.
*
If loControl.Visible = .T.
loControl.Value = Space(0)
loControl.Refresh()
Endif
Endfor