/Javascript/jQuery/Multiple checkbox validation in jquery

Multiple checkbox validation in jquery

function onSubmit() 
{ 
    var fields = $("input[name='list']").serializeArray(); 
    if (fields.length === 0) 
    { 
        alert('nothing selected'); 
        // cancel submit
        return false;
    } 
    else 
    { 
        alert(fields.length + " items selected"); 
    }
}

// register event on form, not submit button
$('#subscribeForm').submit(onSubmit)

//**************************************************
// HTML
<form method="POST" id="subscribeForm">
    <fieldset id="cbgroup">
        <div><input name="list" id="list0" type="checkbox"  value="newsletter0" >zero</div>
        <div><input name="list" id="list1" type="checkbox"  value="newsletter1" >one</div>
        <div><input name="list" id="list2" type="checkbox"  value="newsletter2" >two</div>
    </fieldset>
    <input name="submit" type="submit"  value="submit">
</form>

Source: stackoverflow.com

Similar codes

1 vote203 views2 answers
Jquery page finished loading
Javascript jQuery
1 vote227 views1 answer
Class with attribute selector jquery
Javascript jQuery
0 vote266 views1 answer
Javascript and jquery pdf
Javascript jQuery
0 vote251 views2 answers
Get first element by class name jquery
Javascript jQuery
22 votes238 views2 answers
Animate scroll to element Jquery
Javascript jQuery
3 votes198 views2 answers
Jquery set textbox value
Javascript jQuery
10 votes195 views3 answers
Jquery validation plugin
Javascript jQuery
3 votes180 views2 answers
Checkbox on click jquery
Javascript jQuery
8 votes193 views2 answers
Jquery set href of link
Javascript jQuery
0 vote226 views1 answer
Bootstrap searchable pagination table example jquery
Javascript jQuery