Try, Catch PHP errors and deprecation warnings

function myErrorHandler($errno, $errstr, $errfile, $errline) {
    switch ($errno) {
        case E_NOTICE:
        case E_USER_NOTICE:
            $errors = "Notice";
            break;
        case E_WARNING:
        case E_USER_WARNING:
            $errors = "Warning";
            break;
        case E_ERROR:
        case E_USER_ERROR:
            $errors = "Fatal Error";
            break;
        case E_DEPRECATED:
        case E_USER_DEPRECATED:
            $errors = "Deprecated";
            break;
        default:
            $errors = "Unknown";
            break;
        }
 
    //here is where you decide what to do with the error, you could save it to file.  Put it in a database or display a custom page.  
    //You may also want to check the type of error and do different things depending on the situation
 
    if (ini_get("display_errors") && Production){
        printf ("<br />\n<b>%s</b>: %s in <b>%s</b> on line <b>%d</b><br /><br />\n", $errors, $errstr, $errfile, $errline);
    }else{
        error_log(sprintf("PHP %s:  %s in %s on line %d", $errors, $errstr, $errfile, $errline));
    }
 
    return true;
}
 
define('Production', 1); //used for seeing if you should run the site in a production mode
set_error_handler("myErrorHandler");