Computation & Conditional builder
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C O N S T A N T
   
RightArrow include       LeftArrow deselect       Del delete selected       Esc delete whole       UpArrow move up       DownArrow move down       Control duplicate       Alt search       Return save
+ -
# assign [ push ] pop DUP duplicate XCHG exchange
+ addition - subtraction * multiplication / division
> greater than >= greater or equal than < less than <= less or equal than = equal to != not equal to
& and | or ! not X xor ? is field true?
PRC price UPRC unitprice QTY quantity DEC decimal DAY day of month MONTH of year ELAPSED date
ABS absolute value LEN length of string UOM unit of measure STK1 1st stack char STK2 2nd stack char INV inverse IN in list BARCODE 128 prefix
Rdown0 round down to integer Rdown2 round down to 2 decimal places Rdown3 round down to 3 decimal places Rup1 round up to 1 decimal place Rup2 round up to 2 decimal places Rup3 round up to 3 digits Rup2_3rd round up to 2 decimal places considering 3rd digit Rdown2_3rd0 round up to 2 decimal places if 3rd digit not zero