Category talk:Wren-seq: Difference between revisions
Content added Content deleted
(→Source code: Bug fix) |
(→Source code: Added Seq.peek) |
||
| Line 70: | Line 70: | ||
} |
} |
||
return SkipSequence.new(s, count) |
return SkipSequence.new(s, count) |
||
} |
|||
// Returns the first element of a sequence without removing it. |
|||
// Returns null if the sequence is empty. |
|||
static peek(s) { |
|||
isSeq_(s) |
|||
for (value in s) { |
|||
return value |
|||
} |
|||
return null |
|||
} |
} |
||