html
<div class="weui-cell__ft"> <input class="weui-switch" type="checkbox" id="btn-switch"> </div>
js
var str = $("#btn-switch").is(":checked"); 注:选中返回值:true;未选中返回值:false
设置开关状态
默认开启
<div class="weui-cell__ft"> <input class="weui-switch" type="checkbox" id="btn-switch" checked="checked"> </div>
默认关闭
<div class="weui-cell__ft"> <input class="weui-switch" type="checkbox" id="btn-switch"/> </div>