sign()
Instance Public methods
Returns the sign of the value.
Returns a positive value if > 0, a negative value if < 0, and a zero if == 0.
The specific value returned indicates the type and sign of the BigDecimal, as follows:
- BigDecimal::SIGN_NaN
-
value is Not a Number
- BigDecimal::SIGN_POSITIVE_ZERO
-
value is +0
- BigDecimal::SIGN_NEGATIVE_ZERO
-
value is -0
- BigDecimal::SIGN_POSITIVE_INFINITE
-
value is +infinity
- BigDecimal::SIGN_NEGATIVE_INFINITE
-
value is -infinity
- BigDecimal::SIGN_POSITIVE_FINITE
-
value is positive
- BigDecimal::SIGN_NEGATIVE_FINITE
-
value is negative
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