sign
extract the sign of the parameter
Declaration
genType sign(genType x)
Parameters
x: Specify the value from which to extract the sign.
Description
sign returns -1.0 if 𝑥<0.0, 0.0 if 𝑥=0.0 and 1.0 if 𝑥>0.0.
See Also
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extract the sign of the parameter
genType sign(genType x)x: Specify the value from which to extract the sign.sign returns -1.0 if 𝑥<0.0, 0.0 if 𝑥=0.0 and 1.0 if 𝑥>0.0.