The submit() is a form event in Jquery. It is used to perform any action before submitting a form when clicked on the submit button. You also use it to automatically trigger a form submit action.
submit() event
<!DOCTYPE html>
<html>
<head>
<title>Jquery submit() event</title>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
</head>
<body>
<form>
<label>Username</label>
<input type="text" name="username">
<label>Password</label>
<input type="password" name="password">
<input type="submit" value="Log in">
</form>
<script>
$(document).ready(function(){
$("form").submit(function(){
alert("form will be submitted.");
});
});
</script>
</body>
</html>Trigger form submit event automatically
When you click on button then submit event automatically triggers.
<!DOCTYPE html>
<html>
<head>
<title>Jquery submit() event</title>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
</head>
<body>
<form id="form">
<label>Username</label>
<input type="text" name="username">
<label>Password</label>
<input type="password" name="Password">
</form>
<button>Submit</button>
<script>
$(document).ready(function(){
$("button").click(function(){
$("#form").submit();
})
});
</script>
</body>
</html>