Answers for "detecteing not a number with ruby"

ruby test is number

12.is_a? Numeric

Posted by: Guest on August-30-2020

ruby check if string is integer

class String
  def numeric?
    Float(self) != nil rescue false
  end
end
"Hello World!".numeric?

Posted by: Guest on June-16-2020

Code answers related to "detecteing not a number with ruby"