How to express infinity in Ruby?

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囚心锁ツ
囚心锁ツ 2020-12-08 18:09

Is there a keyword to express Infinity in Ruby?

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  •  长情又很酷
    2020-12-08 18:31

    http://www.ruby-doc.org/stdlib-1.9.3/libdoc/bigdecimal/rdoc/BigDecimal.html#label-Infinity

    1.9.3p429 :025 > BigDecimal('Infinity')
     => #
    1.9.3p429 :026 > BigDecimal('-Infinity')
     => #
    1.9.3p429 :027 > 3 < BigDecimal('Infinity')
     => true
    
    1.9.3p429 :028 > BigDecimal::INFINITY
     => #
    

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