src/Guzzle/Plugin/Cookie/Cookie.php
protected static function getInvalidCharacters()
    {
        if (!self::$invalidCharString) {
            self::$invalidCharString = implode('', array_map('chr', array_merge(
                range(0, 32),
                array(34, 40, 41, 44, 47),
                array(58, 59, 60, 61, 62, 63, 64, 91, 92, 93, 123, 125, 127)
            )));
        }

        return self::$invalidCharString;
    }
protected static function getInvalidCharacters()
    {
        if (!self::$invalidCharString) {
            self::$invalidCharString = implode('', array_map('chr', array_merge(
                range(0, 32),
                array(34, 40, 41, 44, 47),
                array(58, 59, 60, 61, 62, 63, 64, 91, 92, 93, 123, 125, 127)
            )));
        }

        return self::$invalidCharString;
    }
protected static function getInvalidCharacters ( ) { if ( ! self :: $ invalidCharString ) { self :: $ invalidCharString = implode ( '' , array_map ( 'chr' , array_merge ( range ( 0 , 32 ) , array ( 34 , 40 , 41 , 44 , 47 ) , array ( 58 , 59 , 60 , 61 , 62 , 63 , 64 , 91 , 92 , 93 , 123 , 125 , 127 ) ) ) ) ; } return self :: $ invalidCharString ; }
Gets an array of invalid cookie characters

@return array
Gets an array of invalid cookie characters