a::show PHP 메소드

    static function show($array, $echo = true)
    {
        $output = '<pre>';
        $output .= htmlspecialchars(print_r($array, true));
        $output .= '</pre>';
        if ($echo == true) {
            echo $output;
        }
        return $output;
    }

    function testArrayShow()
    {
        $this->assertEqual(a::show($this->arr, false), '<pre>Array
(
    [cat] =&gt; miao
    [dog] =&gt; wuff
    [bird] =&gt; tweet
)
</pre>');
    }