Quick LOG

ob_start();
echo "\n>>>>>>>>>>++++++case setCartCustomerId+++++++++<<<<<<<<<\n";
echo date('d/m/Y H:i:s');
echo "\n------GET:-----\n";
var_dump($_GET);
echo "\n------POST:-----\n";
var_dump($_POST);
echo "\n------\n";

$text = ob_get_clean();

$myFile = "log.txt";
$fh = fopen($myFile, 'a');
fwrite($fh, $text);
fclose($fh);