/Javascript/jQuery/At leastone checkbox required jquery

At leastone checkbox required jquery

$.validator.addMethod("roles", function(value, elem, param) {
   return $(".roles:checkbox:checked").length > 0;
},"You must select at least one!");

<input class='{roles: true}' name='roles' type='checkbox' value='1' />

Similar codes

0 vote193 views1 answer
Jquery extend
Javascript jQuery
99 votes235 views6 answers
Jquery checkbox checked value
Javascript jQuery
1 vote195 views1 answer
Jquery get nested element
Javascript jQuery
0 vote210 views1 answer
Jquery select input value empty and hasclass
Javascript jQuery
2 votes204 views1 answer
Jquery select outer html
Javascript jQuery
17 votes237 views6 answers
Check if element is visible jquery
Javascript jQuery
0 vote194 views1 answer
Get node value in XML using jQuery
Javascript jQuery
0 vote252 views1 answer
Upload excel file using jquery ajax
Javascript jQuery
26 votes148 views3 answers
Jquery submit form ajax
Javascript jQuery
20 votes201 views6 answers
Jquery get id
Javascript jQuery