Online PHP editor | output for jYmie

@ 2014-08-12T08:44:35Z

<?php

class Logger
{
    public function log($data)
    {
        // Actually log your data
        echo 'LOGGING DATA: ' . $data . PHP_EOL;
    }
}

class Hassan
{
    public function multiplyByTwo($i)
    {
		// Doing business logic
        $i = (int)$i * 2;

        return $i;
    }
}

class HassanLoggerDecorator
{
    protected $hassan;

    protected $logger;

    public function __construct(Hassan $hassan, Logger $logger)
    {
        $this->hassan = $hassan;
        $this->logger = $logger;
    }

    public function __call($method, $args) 
    {
        $this->logger->log(sprintf("Calling method: %s with args: %s", $method, print_r($args, true)));

        $result = call_user_func_array(
            array($this->hassan, $method),
            $args
        );

        $this->logger->log(sprintf("Got result: %s", $result));

        return $result;
    }
}

// Now you can use your Hassan object without logging...
$hassan = new Hassan;

echo "3 multipled by two is: " . $hassan->multiplyByTwo(3) . PHP_EOL;

// Now let's log the output of Hassan, without having it as a dependency!! (Never FORCE logging in anything you do, it's ALWAYS optional)
$hassanWithLoggingFunctionality = new HassanLoggerDecorator($hassan, new Logger);

echo $hassanWithLoggingFunctionality->multiplyByTwo(3);

Output for 5.0.2 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6: 3 multipled by two is: 6 LOGGING DATA: Calling method: multiplyByTwo with args: Array ( [0] => 3 ) LOGGING DATA: Got result: 6 6
Output for 5.0.0 - 5.0.1: Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/jYmie on line 53 3 multipled by two is: 6PHP_EOL Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/jYmie on line 8 LOGGING DATA: Calling method: multiplyByTwo with args: Array ( [0] => 3 ) PHP_EOL Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/jYmie on line 8 LOGGING DATA: Got result: 6PHP_EOL6
Output for 4.4.2 - 4.4.9: Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/jYmie on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1: Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/jYmie on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4: Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/jYmie on line 5
Process exited with code 255.

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