Question

在js中怎样获得checkbox里选中的多个值

Answer 1

<input type="checkbox" name="cks" value="1" />1
<input type="checkbox" name="cks" value="2" />2
<input type="checkbox" name="cks" value="3" />3
<input type="checkbox" name="cks" value="4" />4
<br />
<input type="button" value="提交" onclick="myFun()" />
js代码
function myFun() {
var cks = document.getElementsByName("cks");
cks_val = [];
for(k in cks) {
if(cks[k].checked)
cks_val.push(cks[k].value);
}
alert(cks_val);
}