common/components/statistics/service/StatisticalData.php
/**
     * Returns min attribute value
     *
     * @param  string $attr
     * @return integer|float
     */
Returns min attribute value
@param  string $attr
@return integer|float
Returns min attribute value @param string $attr @return integer|float
public function min($attr)
    {
        $min = INF;
        foreach ($this->data as $data) {
            if (isset($data->$attr) && ($data->$attr < $min)) {
                $min = $data;
            }
        }
        return $min;
    }
public function min ( $ attr ) { $ min = INF ; foreach ( $ this -> data as $ data ) { if ( isset ( $ data -> $ attr ) && ( $ data -> $ attr < $ min ) ) { $ min = $ data ; } } return $ min ; }
Returns min attribute value
 @param  string $attr
 @return integer|float
Returns min attribute value @param string $attr @return integer|float