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twClear( wBorder, wFill, wT, wL, wB, wR)
----------------------------------------------------------------------------
Clears or fills a region within the active window in the current
window colour, including or excluding the border.
Arguments:
WBorder - 'L' .T. to include the border, .F. to exclude in either
a box or a window. Defaults to .T.
wFill - 'C' Fill Character. Defaults to " ".
wT,wL
wB,wR - 'N' Relative Window Coordinates. This defaults to
display area for the current window if not passed.
Return:
Current window handle
Example:
twClear( .T., "#", 12, 7, 18, 31 )
Clears a box with chr(177) including the border.
See Also:
twAttrib()
twClearLine()
twVattr()
twSattr()
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Written by Dave Pearson