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semantic/prototype/Doubt/Array.swift
Rob Rix 93fd2acc81 Add 'prototype/' from commit 'a7fef6ced9d2b71dfdf5e6d8fb765ab0c0bc6be5'
git-subtree-dir: prototype
git-subtree-mainline: 0244ce39f68a04b515f32b2b8ea9a3e0228923c7
git-subtree-split: a7fef6ced9
2015-09-15 12:32:12 -04:00

6 lines
105 B
Swift

extension Array {
static func cons(head: Element, _ tail: Array) -> Array {
return [head] + tail
}
}