func.php

<?php

function testErrorHandler($errno, $errstr, $errfile, $errline)
{
    if (!(error_reporting() & $errno)) {
        return false;
    }
    switch ($errno) {
        case E_USER_ERROR:
            echo "<b>My ERROR</b> [$errno] $errstr<br />\n";
            echo "  Fatal error on line $errline in file $errfile";
            echo ', PHP '.PHP_VERSION.' ('.PHP_OS.")<br />\n";
            echo "Aborting...<br />\n";
            exit(1);
            break;
        case E_USER_WARNING:
            echo "<b>My WARNING</b> [$errno] $errstr<br />\n";
            break;
        case E_USER_NOTICE:
            echo "<b>My NOTICE</b> [$errno] $errstr<br />\n";
            break;
        default:
            echo "Unknown error type: [$errno] $errstr<br />\n";
            break;
    }

    return true;
}

function testExceptionHandler($exception)
{
    echo 'Uncaught exception: ' , $exception->getMessage(), "\n";
}