Comm ands - 115
SGN
Numeric Fun ction
SYNTAX:
n = S G N (m)
PURPOSE:
Determines if number is positive or negative.
REMARK S:
m i s a n y n u mb e r. S G N r et ur n s t he fo ll ow i ng :
n = 0, m is 0
n = 1, m is positive
n = -1, m is negative
RELATED:
none
EXAMPLE:
10 A = 15
20 PRINT SGN(A)
RUN
1
ERROR:
none
