JS Get check box value

// js get check box value                var obj = document.getelementsbyname ("interest"); // selects all objects name= "Interest", returns the array                var s= '; // If you define VAR s in this way, the variable s will be assigned a null value            by default  for (var i=0;i<obj.length;i++) {                 if// is taken to an array of objects, we loop to detect whether it is selected                  s+=obj[i].value+ ', ';   // If selected, adds value to the variable s                }

JS Get check box value