在下面的
Angularjs片段中,默认显示整个表,并在开始输入时对其进行过滤.
>最佳做法是将其更改为默认情况下不显示结果,并且仅在搜索查询中至少有3个结果匹配后才开始显示结果?
>奖金问题,如果输入的最少2个字符,您将如何仅显示结果?
HTML:
<div ng-app="myApp"> <div ng-controller="PeopleCtrl"> <input type="text" ng-model="search.$"> <table> <tr ng-repeat="person in population.sample | filter:search"> <td>{{person.name}}</td> <td>{{person.job}}</td> </tr> </table> </div> </div>
Main.js:
var myApp = angular.module('myApp',[]); myApp.factory('Population',function () { var Population = {}; Population.sample = [ { name: "Bob",job: "Truck driver" } // etc. ]; return Population; }); function PeopleCtrl($scope,Population) { $scope.people = Population; }
解决方法
您可以在标记中完成所有这些操作,实际上……
here’s a plunk to demonstrate
这是标记的变化:
<input type="text" ng-model="search"> <table ng-show="(filteredData = (population.sample | filter:search)) && filteredData.length >= 3 && search && search.length >= 2"> <tr ng-repeat="person in filteredData"> <td>{{person.name}}</td> <td>{{person.job}}</td> </tr> </table>
编辑:改变我的回答以反映您的要求.