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  • References
  • Ruby on Rails
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collect

enum.collect { |obj| block } â array
enum.collect â an_enumerator
Instance Public methods

Returns a new array with the results of running block once for every element in enum.

If no block is given, an enumerator is returned instead.

(1..4).collect { |i| i*i }  #=> [1, 4, 9, 16]
(1..4).collect { "cat"  }   #=> ["cat", "cat", "cat", "cat"]
doc_ruby_on_rails
doc_ruby_on_rails
2025-01-10 15:47:30
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