var app = angular.module('App', []);
app.filter(birdsFilter);
function birdsFilter(creature) {
return creature.type == 'bird';
}
app.controller('Ctrl', function($scope) {
$scope.creatures = [
{
name : 'Cho-cho',
type : 'bird'
},
{
name : 'Floo-floo',
type : 'dog'
},
{
name : 'Pou-pou',
type : 'bird'
},
{
name : 'Oop-flup',
type : 'bird'
},
{
name : 'Chio-mio',
type : 'cat'
},
{
name : 'Floo-floo',
type : 'dog'
},
{
name : 'Loo-Li',
type : 'dog'
},
{
name : 'Pops-Mops',
type : 'bird'
},
{
name : 'Boo-Moo',
type : 'dog'
},
{
name : 'Iop-Pio',
type : 'dog'
},
{
name : 'Floop-cho',
type : 'bird'
}
]
});
<!DOCTYPE html>
<html ng-app="App">
<head>
<script data-require="[email protected]" data-semver="1.5.7" src="https://ajax.googleapis.com/ajax/libs/angularjs/1.5.7/angular.min.js"></script>
<link rel="stylesheet" href="style.css" />
<script src="script.js"></script>
</head>
<body ng-controller="Ctrl">
<div ng-show="birds.length">
<h1>Birds</h1>
<ul>
<li ng-repeat="bird in creatures | filter:{type: 'bird'} as birds">{{bird.name}} </li>
</ul>
</div>
<div ng-show="dogs.length">
<h1>Dogs</h1>
<ul>
<li ng-repeat="dog in creatures | filter:{type: 'dog'} as dogs">{{dog.name}} </li>
</ul>
</div>
<div ng-show="cats.length">
<h1>Cats</h1>
<ul>
<li ng-repeat="cat in creatures | filter:{type: 'cat'} as cats">{{cat.name}} </li>
</ul>
</div>
<div ng-show="fishes.length">
<h1>Fish</h1>
<ul>
<li ng-repeat="fish in creatures | filter:{type: 'fish'} as fishes">{{fish.name}} </li>
</ul>
</div>
</body>
</html>
[AngularJS纳克重复手柄空列表的情况下](HTTP的可能的复制://计算器。com/questions/12340095/angularjs-ng-repeat-handle-empty-list-case) – BDawg
你是在问,如果'creatures.length == 0'可以隐藏'div'吗?我不确定我是否理解你的问题。 – frosty
@frosty我想在bird.type为null时隐藏div。例如,我有.type ==='bird',.type ==='dog'和.type ==='cat',但我没有'fish',所以如果fish.type === null - 李将是空的。但div和h3 - 将可见 – YoroDiallo