Programmer's Reference Manual Intermec Fingerprint® v8.70.0 ...

Chapter —Program Instructions
SGN
Purpose Function returning the sign (positive, zero, or negative) of a specified
numeric expression.
Syntax SGN()
is the numeric expression from which the sign will be returned.
Remarks The sign will be returned in this form:
SGN() = -1 (negative)
SGN() = 0 (zero)
SGN() = 1 (positive)
Examples Positive numeric expression:
10 A%=(5+5)
20 PRINT SGN(A%)
RUN
1
Negative numeric expression:
10 A%=(5-10)
20 PRINT SGN(A%)
RUN
-1
Zero numeric expression:
10 A%=(5-5)
20 PRINT SGN(A%)
RUN
0
yields:
yields:
yields:
8 Intermec Fingerprint v8.70.0/v10.0.0 Programmer´s Reference Manual