Hi I don't know ho to use SELECT CASE with variables to check if variable $name is empty - if empty should be ommited or $name='empty'. I don't know how to write this. Any idea? My code:
$name = $_POST['training_name'];
$training_company = trim($_POST['training_company']);
$training_type = trim($_POST['training_type']);
$training_date = trim($_POST['training_date']);
$training_date_expiring = trim($_POST['training_date_expiring']);
$training_score = trim($_POST['training_score']);
$training_place = trim($_POST['training_place']);
$training_trainer = trim($_POST['training_trainer']);
$score = mysqli_query($con,"SELECT * FROM kursanci WHERE imie_i_nazwisko LIKE '%$name%' OR firma='$training_company' OR rodzaj_szkolenia='$training_type' OR data_ukonczenia_szkolenia='$training_date' OR data_waznosci_szkolenia='$training_date_expiring' OR rezultat_szkolenia='$training_score' OR miejsce_szkolenia='$training_place' OR instruktor_prowadzacy='$training_trainer' ");