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Code example for clamp

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flaviut 2014-04-08 18:00:44 -04:00
commit fde53bffd7
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lib/system.nim
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@ -1508,6 +1508,10 @@ proc max*(x, y: float): float {.magic: "MaxF64", noSideEffect.} =
proc clamp*[T](x, a, b: T): T = proc clamp*[T](x, a, b: T): T =
## limits the value ``x`` within the interval [a, b] ## limits the value ``x`` within the interval [a, b]
##
## .. code-block:: Nimrod
## assert((1.4).clamp(0.0, 1.0) == 1.0)
## assert((0.5).clamp(0.0, 1.0) == 0.5)
if x < a: return a if x < a: return a
if x > b: return b if x > b: return b
return x return x