JAVASCRIPT

test if multiple checkboxes are checked jquery

if($('input[name="make[]"]:checked').length > 0){ console.log('One or more checkboxes are checked'); }

Jquery get multiple checked values from checkbox

//This are the list of checkbox(2 selected, 2 unselected)
<input name="numchec"  type="checkbox" value="1" checked/>
  <input name="numchec"  type="checkbox" value="2" />
  <input name="numchec"  type="checkbox" value="3" checked/>
  <input name="numchec"  type="checkbox" value="4" />
  
 //Jquery Code
 
 $(document).ready(function(){
     var data=$('input[name=numchec]:checked').map(function(err, el) {
      			return $(el).val();
  			}).get();
     alert(data)
});