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Get SteelArrow!
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<SAPREV/>
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The PREV tag advances a variables internal pointer to the previous row or record
within TABLE and LIST objects.
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Attributes:
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The following is an example of PREV;
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<!--- Create a LIST object containing 12,34,56,78 --->
<SASET NAME=list VALUE=MakeList( ":", "12:34:56:78" )>
<!--- Output list contents in reverse order --->
<SALAST NAME=list>
<WHILE COND=list.MoreData()>
<SAOUTPUT VALUE=list><BR>
<SAPREV NAME=list>
</WHILE>
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