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<?php 
class Average{ 
    var $samples; //配列

    function Average(){ 
      $this->samples = array(); 
    }

    //追加 
    function add($value){ 
      $this->samples[sizeof($this->samples)] = $value; 
    }

    //配列件数表示 
    function countValues(){ 
      return sizeof($this->samples); 
    }

    //最大値 
    function getMax(){ 
      $max = 0; 
      foreach ($this->samples as $value) { 
        if ($max < $value) { 
          $max = $value; 
        } 
      } 
      return $max; 
    }

    //平均値 
    function getAverage(){ 
     if(0 == sizeof($this->samples)){ 
        return 0; 
      } 
      $sum = 0; 
      foreach ($this->samples as $value) { 
        $sum += $value; 
      } 
      return $sum / sizeof($this->samples); 
    } 
} 
$avg = new Average; 
for ($i=1; $i <=10 ; $i++) { 
  $avg->add($i); 
} 
echo $avg->getAverage(); 
?>

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Success #stdin #stdout 0.03s 52480KB
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5.5
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https://ideone.com/UyxT6B
language:
PHP (php 7.3.5)
created:
7 years ago
visibility:
public

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