RING_CONCAT.</DD>
<DT>
#</DT><DD>This is the &quot;range-intersection&quot; operator. It is a binary infix operator. Both arguments must be cell ranges. The result is the range of cells which falls in both of the operand cell ranges. Note that cell ranges must be rectangular; there is, therefore, no &quot;range-union&quot; operator. The data portion of this token is OP_RANGE_INTERSECTION.</DD>


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<A NAME="Parse_2.htm_77135">
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Identifiers</H4>
<P>
Any unbroken alphanumeric cha