<!--Copyright (C) 1988-2005 by the Institute of Global Environment and Society (IGES). See file COPYRIGHT for more information.--> <H2><B>set barbase</B></H2><P> <code>set barbase<i> val|bottom|top</i></code><p> If <code>val</code> is given, each bar rises or falls from that value, assuming the value is within the plotting range. If <code>bottom</code> is specified, each bar rises from the bottom of the plot. If <code>top</code> is specified, each bar falls from the top of the plot.<p> <H3>Usage Note</H3><P> <H3>Examples</H3><P>