Category talk:Wren-seq: Difference between revisions
→Source code: Added Seq.peek
(→Source code: Bug fix) |
(→Source code: Added Seq.peek) |
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Line 70:
}
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
}
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