效果:
代码:
复制代码代码如下:
window.onload = function () {
var ckall = document.getElementById('ck1');
var ck = document.getElementsByName('name1');
ckall.onclick = function () {
for (var i = 0; i < ck.length; i++) {
if (ckall.checked == true) {
ck[i].checked = true;
}
else {
ck[i].checked = false;
}
}
}
};