Returns a string indicating the class and sign of the argument.
Classes are: sNaN, NaN, Infinity, Zero, Normal, and Subnormal. The sign of any NaN values is ignored in the classification. The argument is not rounded and no flags are changed.
See Implementation
Implements the 'class' function in the specification. (p. 42)
Flags: None
Returns a string indicating the class and sign of the argument.
Classes are: sNaN, NaN, Infinity, Zero, Normal, and Subnormal. The sign of any NaN values is ignored in the classification. The argument is not rounded and no flags are changed.