有后台时怎么使用,前端教程都没有视频讲后台与前端怎么交互,比如登录了显示登陆id
<script>
var selRollBack = function (username) {
$("#username").val(username);//显示用户名
}
var aj = $.ajax( {
url:'xxxx.jsp',// 跳转到 action
data:{
selRollBack : selRollBack,
selOperatorsCode : selOperatorsCode,
username : username,
password : password
},
type:'post',
cache:false,
dataType:'json',
success:function(data) {
if(data.msg =="true" ){
console.log("success")
}else{
console.log("error"+data.msg);
}
},
error : function() {
// view("异常!");
console.log("异常!");
}
});
</script>