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adhithyan15/generate_random_number_with_n_digits.rb

Created July 27, 2012 18:34
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A ruby method to generate a random number with given number of digits
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generate_random_number_with_n_digits.rb
def generate_random_number_with_n_digits(input_n_digit)
smallest_number_of_nplus1_digits = 10**input_n_digit
smallest_number_of_n_digits = 10**(input_n_digit-1)
random_n_digit_number = Random.rand(smallest_number_of_nplus1_digits-smallest_number_of_n_digits)+smallest_number_of_n_digits
return random_n_digit_number
end
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