Bug #5216 ยป 0001-Clarified-some-documentation-for-Array.new-method.patch
array.c | ||
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* calculated by passing the element's index to the given block and
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* storing the return value.
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*
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* Array.new
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* Array.new(2)
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* Array.new(5, "A")
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* Array.new #=> [] (empty array)
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* Array.new(2) #=> [nil,nil]
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* Array.new(5, "A") #=> ["A", "A", "A", "A", "A"]
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* Array.new(5) {|i| i.to_s } #=> ["0", "1", "2", "3", "4"]
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*
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* # only one copy of the object is created
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* a = Array.new(2, Hash.new)
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* a = Array.new(2, Hash.new) #=> [{}, {}]
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* a[0]['cat'] = 'feline'
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* a
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* a #=> [{"cat"=>"feline"}, {"cat"=>"feline"}]
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* a[1]['cat'] = 'Felix'
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* a
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* a #=> [{"cat"=>"Felix"}, {"cat"=>"Felix"}]
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*
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* # here multiple copies are created
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* a = Array.new(2) { Hash.new }
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* a = Array.new(2) { Hash.new } #=> [{}, {}]
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* a[0]['cat'] = 'feline'
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* a
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* a #=> [{"cat"=>"feline"}, {}]
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*
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* squares = Array.new(5) {|i| i*i}
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* squares
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* squares #=> [0, 1, 4, 9, 16]
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*
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* copy = Array.new(squares)
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* copy = Array.new(squares) #=> [0, 1, 4, 9, 16]
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*/
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static VALUE
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