How to insert Javascript variables into a database

Question

i would like to insert variables into my database, some are php wich works fine, but the problem is the javascript variables, it does not work. im quite new to this any help wou

Answer 1

ajax worked:

if (radio2.checked == true)
{
    var checked = 0;        
    xmlhttp = new XMLHttpRequest();

    xmlhttp.open("post","tc.php?ticketid='.$ticketnummer.'&ticketnummer='.$ticketno.'&hidden1=" + startdatum+"&hidden2=" + starttijd+"&hidden3=" + stopdatum+"&hidden4=" + stoptijd+"&hidden5=" + tekst+"&hidden6=" + stopdatumtijd + "&hidden7=" + checked, false);
    xmlhttp.send();
}
else if (radio3.checked == true)
{
    var checked = 1;
    xmlhttp = new XMLHttpRequest();

    xmlhttp.open("post","tc.php?hidden8='.$current_user.'&ticketid='.$ticketnummer.'&ticketnummer='.$ticketno.'&hidden1=" + startdatum+"&hidden2=" + starttijd+"&hidden3=" + stopdatum+"&hidden4=" + stoptijd+"&hidden5=" + tekst+"&hidden6=" + stopdatumtijd + "&hidden7=" + checked , false);
    xmlhttp.send();
}

thank you for the advice.