sgn

Determines the sign of a number.

sgn(number) → returns numeric

Argument Reference

number numeric
Required

Examples
Sample code invoking the sgn function

Sign of any number greater than 0

sgn(0.3)

Expected Result: 1

Sign of 0

sgn(0)

Expected Result: 0

Sign of any number less than 0

sgn(-0.3)

Expected Result: -1

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