Safe Haskell | Safe-Inferred |
---|---|
Language | Haskell2010 |
What4.Protocol.ReadDecimal
Synopsis
- readDecimal :: MonadFail m => String -> m (Rational, String)
Documentation
readDecimal :: MonadFail m => String -> m (Rational, String) Source #
Read decimal number, returning rational and rest of string, or a failure message if first character is not a digit.
A decimal number has the form (-)([0..9])+([0..9])+.
([0.9]'*(?
)?