<!DOCTYPE html>
<html>
<head lang="en">
<meta charset="UTF-8">
<title></title>
<style>
ul>li{
list-style: none;
display: inline-block;
}
</style>
<script src="angular/angular.js"></script>
</head>
<body>
<div ng-app="myTodoApp" ng-controller="myTodoCtrl">
<h2>留言板：</h2>
<p><textarea ng-model="message" cols="40" rows="10"></textarea></p>
<p>
<button ng-click="submit()">提交</button>
<button ng-click="reset()">重置</button>
</p>
<p>剩下的字符数：<span ng-bind="left()"></span></p>
<ul ng-repeat="news in newsArry">
<li>{{news.values}}</li> <span>{{news.time}}</span><button ng-click="delete(news)">删除留言</button>
</ul>
</div>
<script>
var app=angular.module("myTodoApp",[]);
app.controller("myTodoCtrl",function($scope){
$scope.newsArry=[{
values:"我要订一间房",
time:"2016-10-01"
}];
$scope.message="";
$scope.left=function(){
return 150-$scope.message.length;
};
$scope.reset=function(){
$scope.message="";
};
$scope.submit=function(){
var news={};
var times=new Date();
news.values=$scope.message;
news.time=times.toLocaleString();
$scope.newsArry.push(news);
$scope.message="";
};
$scope.delete=function(news){
var index=$scope.newsArry.indexOf(news);
$scope.newsArry.splice(index,1);
};
});
</script>
</body>
</html>
原文：http://www.cnblogs.com/lsy0403/p/5927997.html