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Apr 7th, 2020
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  1. public function getDistance(int $point1 = null, int $point2 = null)
  2. {
  3.     $message = "В аргументах указаны несуществующие точки";
  4.  
  5.     try {
  6.         if (isset($this->points[$point1]) && isset($this->points[$point2])) {
  7.             $p1 = $this->points[$point1];
  8.             $p2 = $this->points[$point2];
  9.  
  10.             return sqrt((float) (
  11.                 pow(($p2[0] - $p1[0]), 2) +
  12.                 pow(($p2[1] - $p1[1]), 2)
  13.             ));
  14.         }
  15.     }
  16.     catch (\ArgumentCountError $exception) {
  17.         // Здесь можно логировать ошибку.
  18.     }
  19.    
  20.     return $message;
  21. }
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