Sha256: aa0ebaf9ec7b4dd8a24b6be8c6f796cd3120df15470e39d84f00bc4fb293382f
Contents?: true
Size: 434 Bytes
Versions: 72
Compression:
Stored size: 434 Bytes
Contents
# This file contains core methods that are present in
# Ruby 1.9 and not in earlier versions.
unless [].respond_to?(:product)
class Array
def product(*enums)
enums.unshift self
result = [[]]
while [] != enums
t, result = result, []
b, *enums = enums
t.each do |a|
b.each do |n|
result << a + [n]
end
end
end
result
end
end
end
Version data entries
72 entries across 72 versions & 7 rubygems