Gambas Documentation - Sgn

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Sgn

Sign = Sgn ( Number AS Float )

Returns the sign of a number.

If the number is zero, it returns zero.
If the number is strictly positive, it returns the integer number +1.
If the number is strictly negative, it returns the integer number -1.

Example

PRINT Sgn(Pi)

1

PRINT Sgn(-Pi)

-1

PRINT Sgn(0)

0

See also

Arithmetical Functions