EmberJS 路由器指定查询参数
描述查询参数在路由驱动控制器上指定。查询参数在URL中绑定，并配置查询参数，它们必须在控制器上声明，并且它们应该是活动的。定义有助于渲染模板的数组的查询参数过滤器的计算属性。语句Ember.Controller.extend({
queryParams: ['queryParameter'],
queryParameter: null
});例子<!DOCTYPE html>
<html>
<head>
<title>Emberjs Specifying Query Parameters </title>
<!-- CDN's -->
<script src="https://cdnjs.cloudflare.com/ajax/libs/handlebars.js/3.0.1/handlebars.min.js"></script>
<script src="https://code.jquery.com/jquery-2.1.3.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/ember.js/1.10.0/ember.min.js"></script>
<script src="https://builds.emberjs.com/tags/v1.10.0-beta.3/ember-template-compiler.js"></script>
<script src="https://builds.emberjs.com/release/ember.debug.js"></script>
<script src="https://builds.emberjs.com/beta/ember-data.js"></script>
</head>
<body>
<script type="text/x-handlebars" data-template-name="application">
<h3>Enter values to add:</h3>
<!-- sending action to the addQuery method -->
<form {{action "addQuery" on="submit"}}>
{{input value=queryParma}}
<input type="submit" value="Send Tag"/>
</form>
</script>
<script type="text/javascript"> App = Ember.Application.create();
App.ApplicationController = Ember.ArrayController.extend({
//specifyint 'query' as one of controller's query parameter
queryParams: ['query'],
//initialize the query value
query: null,
//defining a computed property queryParam
queryParma: Ember.computed.oneWay('query'),
actions: {
addQuery: function() {
//setting up the query parameters and displaying it
this.set('query', this.get('queryParma'));
document.write(this.get('query'));
}
}
});
</script>
</body>
</html>输出让我们执行以下步骤，看看上面的代码如何工作：将上面的代码保存在routing_qry_param.html文件中在浏览器中打开此HTML文件。