HP 3000 Manuals

HP TRANSACT Quick Reference Guide

LET 

LET destination-variable = 

arithmetic-expression[,ERROR=label[([item-name])]];

     DESTINATIONS 
     (item-name)
     LINE              - Value of the line counter
     OFFSET(item-name) - The offset of a child item
     PAGE              - Value of the page counter
     PLINE             - Line counter for printer output
     STATUS            - Value of the status register
     TLINE             - Line counter for terminal output

     ARITHMETIC EXPRESSION 
     [-]source1 [operator source2]

     OPERATORS 
     +
     -
     *
     /
     //
     **

     FUNCTIONS 
     ASCII(item-name|value)
     LENGTH(item-name|value)
     LN(item-name|value)
     LOG(item-name|value)[REV BEG]
     POSITION(item-name|value, item-name|value);
     SQRT(item-name|value)[REV END]
     VALUE(item-name|value)

Example[REV BEG]

     LET (ONHAND)=(ONHAND)-(QTY);

     LET (S-LENGTH) = LENGTH(STRING);
[REV END]

MPE/iX 5.0 Documentation