input绑定select 当input输入框值发生变化select同步改变 input绑定onchange
function changeState(){
//获取当前时间
let CurrentTime = Date.now();
//取得 前端网页输入的维保结束时间
var contractendtime3=$7wx(“contractendtime”).value;
//将其转化为毫秒值
var contractendtime4= new Date(contractendtime3).getTime();
if(contractendtime4>CurrentTime){
$("#appliancestate option[value='0']").attr("selected", "selected");
}else{
$("#appliancestate option[value='3']").attr("selected", "selected");
}
}