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compact!

ary.compact! â ary or nil

Instance Public methods

Removes nil elements from the array.

Returns nil if no changes were made, otherwise returns the array.

[ "a", nil, "b", nil, "c" ].compact! #=> [ "a", "b", "c" ]
[ "a", "b", "c" ].compact!           #=> nil

doc_ruby_on_rails

2015-03-30 15:56:56

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