这是数组
["236.jpg","239.jpg","294.jpg","748.jpg","157.jpg","446.jpg","871.jpg","778.jpg"]
我想访问
236. jpg"
。下面的代码,我用它来获取顶部数组。现在我如何使用下面的代码获取第一项?
<tr ng-repeat="x in p">
<td>
{{ x.images }}
</td>
</tr>
请帮我找出解决办法。
更多信息请参阅完整代码
{"info":[{"id":"11","name":"brown","description":"fasdfasd","size":"fasdf","color":"5a72fb","created_at":"2015-09-08 22:33:33","updated_at":"2015-09-08 22:33:33","images":"["236.jpg","239.jpg","294.jpg","748.jpg","157.jpg","446.jpg","871.jpg","778.jpg"]"},{"id":"13","name":"fasdf","description":"asdfghjkl","size":"fasdf","color":"5a72fb","created_at":"2015-09-09 11:48:31","updated_at":"2015-09-09 11:48:31","images":"["910.jpg","504.jpg","784.jpg"]"}]}
angular.module('myApp', []).controller('myCtrl', function($scope, $http){
$http.get('test').success(function (data){
$scope.p = angular.fromJson(data);
console.log(angular.fromJson(data));
});
});
<tbody ng-controller="myCtrl">
<tr ng-repeat="x in p">
<td ng-if="x.images ">
{{ x.images | limitTo:$index }}
</td>
<td>{{ x.size }}</td>
</tr>
</tbody>
现在请帮助我完整的代码。谢谢你。
只需做以下操作就可以了:
<td>
{{p[0]}}
</td>
有很多方法可以做到。一种方法是使用过滤器 limitTo:1和ng-repeat。
试试这个
<tr ng-repeat="x in p | |limitTo:1">
<td>
{{ x.images }}
</td>
</tr>
根据您的情况,您可以像Pankaj在评论中所说的那样在ng-repeat
中使用ng-if
。
var app = angular.module('ExampleApp', []);
app.controller('appController', ['$scope', function($scope) {
$scope.p = {
"info": [{
"id": "11",
"name": "brown",
"description": "fasdfasd",
"size": "fasdf",
"color": "5a72fb",
"created_at": "2015-09-08 22:33:33",
"updated_at": "2015-09-08 22:33:33",
"images": ['"236.jpg"','"504.jpg"','"784.jpg"']
}, {
"id": "13",
"name": "fasdf",
"description": "asdfghjkl",
"size": "fasdf",
"color": "5a72fb",
"created_at": "2015-09-09 11:48:31",
"updated_at": "2015-09-09 11:48:31",
"images": ['"910.jpg"','"504.jpg"','"784.jpg"']
}]
}
}]);
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<script src="http://ajax.googleapis.com/ajax/libs/angularjs/1.2.18/angular.js"></script>
<script src="http://www.jeasyui.com/easyui/jquery.easyui.min.js"></script>
<script src="script.js"></script>
</head>
<body ng-app="ExampleApp">
<div ng-controller="appController">
<div ng-repeat="x in p.info">
{{ x.images[0] +" are first"}}
</div>
</div>
</body>
</html>
这是你的代码的工作链接
希望它能帮助你理解:)