Contents, cont'd. - Intermec

SGN
Chapter 2 Program Instructions
Field of Application 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
RUN
PRINT SGN(A%)
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:
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