def __get_inner_border_width(self):
target = self._get_target()<EOL>tb = target.getPropertyValue('<STR_LIT>')<EOL>horizontal = tb.HorizontalLine.OuterLineWidth<EOL>vertical = tb.VerticalLine.OuterLineWidth<EOL>if horizontal != vertical:<EOL><INDENT>return <NUM_LIT:0><EOL><DEDENT>return horizontal<EOL>
Gets with of inner border between cells (in 1/100 mm).

Returns 0 if cell borders are different.