readln() returns new line charater

[Jakob Ovrum]

On Sunday, 29 December 2013 at 17:25:39 UTC, Jeroen Bollen wrote:
> Wouldn't byline return an empty string if the inputstream is 
> exhausted but not closed?

No, both `readln` and `byLine` will block until either EOL or 
EOF. They differ in their handling of EOF - `readln` returns an 
empty string, while the result of `byLine` reports empty (it is a 
range) and calling `front` is an error.