1颈渊、所有屬性都依賴(lài)于scope作用域
2搁吓、沒(méi)有控制流語(yǔ)句各聘，條件
3蝴光、過(guò)濾器(類(lèi)似unix中的管道操作),例如日期她渴、貨幣格式化
<div ng-controller="myCtrl">
<input type="text" ng-model="expr"/>
<button ng-click="addExp(expr)">Evaluate</button>
<ul>
<li ng-repeat="expr in exprs">
(<a href="javascript:void(0);" ng-click="removeExp(index)">Remove</a>)
{{expr}}=><span ng-bind="$eval(expr)"></span>
</li>
</ul>
</div>
<script>
var appModule = angular.module("app",[]);
appModule.controller("myCtrl",function($scope){
var exprs = $scope.exprs=[];
$scope.expr='3*10|currency:"RMB ￥"';
$scope.addExp=function(expr){
exprs.push(expr);
};
$scope.removeExp = function(index){
exprs.splice(index,1);
}
});
</script>
