Extracted from Pike v7.6 release 61 at 2005-12-30.
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Method sgn()


Method sgn

int sgn(mixed value)
int sgn(mixed value, mixed zero)

Description

Check the sign of a value.

Returns

Returns -1 if value is less than zero , 1 if value is greater than zero and 0 (zero) otherwise.

See also

abs()