Ceil a number to the given precision.
e.g. flp(2, 1.231) => 1.24
The number of decimal places to keep. Must be a non-negative integer. Zero is allowed, but you should just call 'cl' directly in that case.
The number to round.
Ceil a number to the given precision.
e.g. flp(2, 1.231) => 1.24