index(value, selector = :all) â [row, column]
index(selector = :all){ block } â [row, column]
index(selector = :all) â an_enumerator
index(selector = :all){ block } â [row, column]
index(selector = :all) â an_enumerator
Instance Public methods
The index method is specialized to return the index as [row, column] It
also accepts an optional selector
argument, see each for details.
Matrix[ [1,2], [3,4] ].index(&:even?) # => [0, 1] Matrix[ [1,1], [1,1] ].index(1, :strict_lower) # => [1, 0]
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