Esempi in PHP per Converter::convertFtoC

Esempio n. 1

File: lesson15i.php Progetto: piiskop/pstk

<?php

class Converter
{
    public function convertFtoC($temperature)
    {
        $celsius = ($temperature - 32) * (5 / 9);
        $result = $this->_formatDeg($temperature) . ' Fahrenheit is equal to ' . $this->_formatDeg($celsius) . ' Celsius.';
        return $result;
    }
    public function convertCtoF($temperature)
    {
        $fahren = $temperature * (9 / 5) + 32;
        $result = $this->_formatDeg($temperature) . ' Celsius is equal to ' . $this->_formatDeg($fahren) . ' Fahrenheit.';
        return $result;
    }
    private function _formatDeg($number)
    {
        if (is_numeric($number)) {
            return number_format($number, 1) . '&deg;';
        } else {
            return 0 . '&deg;';
        }
    }
}
// end of class
// script to use the class
$newTemp = new Converter();
echo $newTemp->convertFtoC(70);

Esempio n. 2

File: lesson15m.php Progetto: piiskop/pstk

<?php

class Converter
{
    public static function convertFtoC($temperature)
    {
        $celsius = ($temperature - 32) * (5 / 9);
        $result = self::_formatDeg($temperature) . ' Fahrenheit is equal to ' . self::_formatDeg($celsius) . ' Celsius.';
        return $result;
    }
    public static function convertCtoF($temperature)
    {
        $fahren = $temperature * (9 / 5) + 32;
        $result = self::_formatDeg($temperature) . ' Celsius is equal to ' . self::_formatDeg($fahren) . ' Fahrenheit.';
        return $result;
    }
    private static function _formatDeg($number)
    {
        if (is_numeric($number)) {
            return number_format($number, 1) . '&deg;';
        } else {
            return 0 . '&deg;';
        }
    }
}
// end of class
// script to use the class
echo Converter::convertFtoC(70);