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(); ?>