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Array typedesc len (#6032)

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ephja 2017-09-17 15:48:02 +02:00 • committed by Andreas Rumpf
commit ea47234b35
2 changed files with 19 additions and 1 deletions
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lib/system.nim
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@ -718,7 +718,7 @@ proc len*[TOpenArray: openArray|varargs](x: TOpenArray): int {.
magic: "LengthOpenArray", noSideEffect.}
proc len*(x: string): int {.magic: "LengthStr", noSideEffect.}
proc len*(x: cstring): int {.magic: "LengthStr", noSideEffect.}
proc len*[I, T](x: array[I, T]): int {.magic: "LengthArray", noSideEffect.}
proc len*(x: (type array)|array): int {.magic: "LengthArray", noSideEffect.}
proc len*[T](x: seq[T]): int {.magic: "LengthSeq", noSideEffect.}
## returns the length of an array, an openarray, a sequence or a string.
## This is roughly the same as ``high(T)-low(T)+1``, but its resulting type is