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<?php/*** waverage** Average based on the times of repetance** @author Kiensan Chea <ksan_chea@hotmail.com>* @access public* @param  array, all the votes* @return int*/function waverage($votes = array()){		$votesPerValue = array();	$weight = 10;		foreach($votes as $value){		if(!array_key_exists($value, $votesPerValue)){			$votesPerValue[$value] = 1;		}		else{			$votesPerValue[$value]++;		}	}	$sum = 0;	foreach($votesPerValue as $key => $value){		$sum += pow($key,$weight)*$value;	}		$waverage = pow(($sum/sizeof($votes)),1/$weight);	return $waverage;}/*** average** Average** @author Kiensan Chea <ksan_chea@hotmail.com>* @access public* @param  array, all the votes* @return int*/function average($votes = array()){	$sum = 0;	foreach($votes as $value){		$sum += $value;	}	$average = $sum/count($votes);	return $average;}$votes = array(1,10,10,10);print_r($votes);echo '<br />waverage: '.waverage($votes);echo '<br />average: '.average($votes);?>