Software Owner's manual

Chapter 3

Using Application Generator

3 – 14

Figure 3.15

AG More Complete Operations Menu

LENGTH: Returns the number of characters in a variable

LEFT: Isolates the left ‘n’ characters from a variable. Left 4 characters of

IN = 092890, returns 0928.

RIGHT: Isolates the right ‘n’ characters from a variable. Right 2 characters

of IN = ABCDEFG, returns FG.

MIDDLE: Is used to get data from the middle of a variable. Warning! If you

use middle on a variable that is too short and try to get characters that are not

present, AG will abort. The 2 middle characters, starting in position 3 will

return the following:

Variable = ABCDEFG

Variable = ABC

returns

program abort

TRIM: Removes spaces from the front and back of a variable.

UPPER CASE: Converts a variable into upper case.

CHAR and ASCII: converts the exchange character values into ASCII and

back to characters.

MODULUS: Is the positive remainder from a division operation.

Note: Watch the ‘Contents of Variables’ lines to see what each variable is

set equal to as the program runs in the stepping mode.

F7 – Other Operations

When F7 – OTHER OPERATIONS is selected the Main Operations Menu

is replaced with these options: