javascript - want use a submit handler -

javascript - want use a submit handler -

i have html file. want utilize submit handler must phone call custom.js in custom.js contact.php called

html

<div id="submit"> <button type="submit" class="btn btn-lg btn-success">send</button></div>

jquery

$('#submit').submit(function(e) { $.ajax({ type: 'post', url: 'contact.php', data: $('#participants-summary').serialize(), success: function(data) { alert('ajaxdone'); } }); e.preventdefault(); });

you want jquery submit handler attached form. so

<div id="submit">

needs become

<form id="submit">

for

$("#submit").submit(

to work

javascript php jquery html