$('input[type="checkbox"]').is(':checked'){
//事件处理
}
设计思路: $(\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'input[type=\\\\\\\\\
网址:
获取被选中的checkbox框
web storage和cookie的区别
常见兼容性问题
浏览器本地存储