Method: XlsFunction::Evaluators::Functions::Mid#safe_start

Defined in:
lib/xls_function/evaluators/functions/mid.rb

#safe_start ⇒ Object 



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# File 'lib/xls_function/evaluators/functions/mid.rb', line 15

def safe_start
  return 0 unless start.positive?

  start - 1
end