pedramteymoori
/ iran_national_code_verifier.rb
Last active
April 15, 2017 08:21
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| def verify_national_code(code) | |
| control_number = code[-1].to_i | |
| code = code[0..-2] | |
| sum = code.reverse.each_char.with_index.inject(0) do |s, (n, index)| | |
| s += n.to_i * (index + 2) | |
| end | |
| remainder = sum % 11 | |
| if (remainder < 2) | |
| control_number == remainder |