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Original
2026-01-01
Modified
2026-02-26
1
numbers = [1, 2, 3, 4] words = ['aa', 'bb', 'cc'] numbers_and_words = numbers + words pp numbers_and_words # => [1, 2, 3, 4, "aa", "bb", "cc"] numbers.concat(words) pp numbers # concat мутирует исходный массив # => [1, 2, 3, 4, "aa", "bb", "cc"] pp numbers # => [1, 2, 3, 4, "aa", "bb", "cc"]
1
numbers = [1, 2, 3, 4] words = ['aa', 'bb', 'cc'] numbers_and_words = numbers + words pp numbers_and_words # => [1, 2, 3, 4, "aa", "bb", "cc"] numbers.concat(words) pp numbers # concat мутирует исходный массив # => [1, 2, 3, 4, "aa", "bb", "cc"] pp numbers # => [1, 2, 3, 4, "aa", "bb", "cc"]