/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

6 votes244 views2 answers
Jquery find by innertext
Javascript jQuery
7 votes269 views1 answer
Jquery wait n seconds
Javascript jQuery
1 vote285 views1 answer
How to get text which is in input td using jquery
Javascript jQuery
0 vote268 views2 answers
Jquery noconflict
Javascript jQuery
1 vote265 views1 answer
Jquery remove string from string
Javascript jQuery
0 vote274 views1 answer
Uncaught typeerror e.indexof is not a function jquery load
Javascript jQuery
1 vote274 views1 answer
Jquery get td value
Javascript jQuery
4 votes293 views1 answer
Jquery find if select option exists
Javascript jQuery
0 vote290 views1 answer
Replace all dashes to slashes using jquery in a string
Javascript jQuery
60 votes242 views6 answers
Get value by id in jquery
Javascript jQuery