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nan?

flt.nan? â true or false
Instance Public methods

Returns true if flt is an invalid IEEE floating point number.

a = -1.0      #=> -1.0
a.nan?        #=> false
a = 0.0/0.0   #=> NaN
a.nan?        #=> true
doc_ruby_on_rails
doc_ruby_on_rails
2025-01-10 15:47:30
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