Command SUM Foundation
Calculates sums for numeric expressions in the current work area.
SUM <nExpression,...> TO <VarName,...> ; [FOR <lForCondition>] ; [WHILE <lWhileCondition>] ; [NEXT <nCount>] ; [REST] ; [ALL]
The command SUM calculates the sum of one or more numeric expressions from the values of the records in the current work area. The range for the summation can be limited by specifying a condition or the number of records. The sum of each numeric expression in <nExpression,...> is assigned to a variable in <VarName,...>.
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