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# how is (1|2|3|4|5) and [12345] same?

2 Answers

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Because "1 or 2 or 3 or 4 or 5" is the same as "any of 1,2,3,4,5".

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Well, it just is. That's the definition.

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2 Answers

+ 3

Because "1 or 2 or 3 or 4 or 5" is the same as "any of 1,2,3,4,5".

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Well, it just is. That's the definition.