iTS 1.0+)

Procedure Division

Compaq NonStop™ Pathway/iTS SCREEN COBOL Reference Manual—426750-001

6-93

SUBTRACT Statements

The SUBTRACT statements subtract elementary numeric data items and set the results

in specific data items. The forms of the SUBTRACT statements are:

SUBTRACT

SUBTRACT GIVING

SUBTRACT CORRESPONDING

Each form is described in the following paragraphs.

SUBTRACT Statement

The SUBTRACT statement totals all data items before keyword FROM and then

subtracts that sum from the current value of each data item after keyword FROM.

sub-1

is either a numeric literal or the identifier of an elementary numeric data item.

sub-2

is the identifier of an elementary numeric data item.

SUBTRACT GIVING Statement

The SUBTRACT GIVING statement is the same as the SUBTRACT statement, except

the result is stored in separate data items.

sub-1

is either a numeric literal or the identifier of an elementary numeric data item.

sub-2

is either a numeric literal or the identifier of an elementary numeric data item.

result

is the identifier of an elementary numeric data item.

SUBTRACT { sub-1 } ,... FROM { sub-2 } ,...

SUBTRACT { sub-1 } ,... FROM sub-2 GIVING { result } ,...