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Javascript Can';使用ExtJs对列进行t排序_Javascript_Extjs - Fatal编程技术网

Javascript Can';使用ExtJs对列进行t排序

Javascript Can';使用ExtJs对列进行t排序,javascript,extjs,Javascript,Extjs,在ExtJs 3.4应用程序中,我有一个存储: var roadStore = new Ext.data.Store({ url:url_servlet+"/roadsJson.jsp?type=summer", reader: new Ext.data.JsonReader({ root: 'data', }, [ { name : 'name', sortType : 'string', mappi

在ExtJs 3.4应用程序中,我有一个存储:

    var roadStore = new Ext.data.Store({
    url:url_servlet+"/roadsJson.jsp?type=summer",
    reader: new Ext.data.JsonReader({
            root: 'data',
          }, [ {
             name : 'name', sortType : 'string', mapping :'name'
          },{
             name : 'road_id', sortType : 'string', mapping :'road_id'
        }]
    ),
});
和柱模型:

            columns:[
            {id:"column1", header:'Название дороги',width:300,sortable: true,dataIndex:'name'},
            {id:"column2", header:'Id',width:300,dataIndex:'road_id',hidden:true}],

还有一个问题:列不可排序。我单击列标题,但排序不起作用。有什么问题吗?

我认为问题在于
排序类型:'string'
。它可以是:

sortType : 'asDate'
sortType : 'asFloat'
sortType : 'asInt'
sortType : 'asText'
sortType : 'asUCString'
sortType : 'asUCText'

有关更多信息,请参阅文档:

我尝试使用asUCString并得到错误:
TypeError:d不是函数
。和其他人一样,这里有些奇怪。我删除sortType并开始排序。现在如何进行自定义排序?