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[英]How to use orderBy for inner fields of object in ng-repeat Angularjs
[英]How to use orderBy and filter with ng-repeat, using an object (instead of array)?
我有數據“喜歡”這個:
$scope.persons = {
"ID123": {
name_de: "Andre",
name_en: "Anrew",
age: 30,
description: "He is the father of xyz and . . .",
. . .
},
"IDabc": {
name_de: "Markus",
name_en: "Mark",
age: 20,
. . .
},
"IDxyz": {
name_de: "Isaak",
name_en: "Isaac",
age: 23,
. . .
}
. . .
}
我有一個輸入/ ng-repeat:
<input ng-model="query" placeholder="Suche . . .">
<ul>
<li ng-repeat="p in persons | orderBy:'name_de' | filter:query"> Some output here . . . </li>
</ul>
現在問題是如何訂購和過濾這個?
它與一群人合作 ,但我需要“ID”,所以對象是必要的!?
我正在尋找一種通過N屬性過濾對象的方法,例如對於name_de和name_en(如果我搜索安德烈,如果我搜索安德魯,它將顯示ID123)但忽略“描述”的文本(第一個我有過濾器檢查所有屬性的問題)
你可以使用toArrayfilter模塊更多信息,請看這里: http ://ngmodules.org/modules/angular-toArrayFilter
並為您的解決方案提供示例演示http://jsbin.com/nimoxa/1/edit JS:
angular.module('angular-toArrayFilter', [])
.filter('toArray', function () {
return function (obj, addKey) {
if (!(obj instanceof Object)) {
return obj;
}
if ( addKey === false ) {
return Object.values(obj);
} else {
return Object.keys(obj).map(function (key) {
return Object.defineProperty(obj[key], '$key', { enumerable: false, value: key});
});
}
};
});
var app = angular.module('app', ['angular-toArrayFilter']);
app.controller('firstCtrl', function($scope){
$scope.persons = {
"IDabc": {
name_de: "Markus",
name_en: "Mark",
age: 20,
},
"ID123": {
name_de: "Andre",
name_en: "Anrew",
age: 30,
description: "He is the father of xyz and . . .",
},
"IDxyz": {
name_de: "Isaak",
name_en: "Isaac",
age: 23,
}
};
});
HTML:
body ng-app="app">
<div ng-controller="firstCtrl">
<input ng-model="query" placeholder="Suche . . .">
<ul>
<li ng-repeat="p in persons | toArray | orderBy:'age' | filter:query"> {{p.name_de}} -> {{p.name_en}} </li>
</ul>
</div>
</body>
回答你的問題
它與一群人合作,但我需要“ID”,所以對象是必要的!?
你可以將ID作為你人物的屬性包含在內,以便它們看起來像這樣嗎?
$scope.persons = [
{ id: "ID123",
name_de: "Andre",
name_en: "Anrew",
age: 30,
description: "He is the father of xyz and . . .",
. . .
},
{ id: "IDabc",
name_de: "Markus",
name_en: "Mark",
age: 20,
},
. . .
];
要按name_de和name_en(或任何其他屬性)進行搜索,您可以嘗試編寫自定義過濾器。 這很容易。
var app = angular.module("YourApp");
app.filter('MyCustomFilter', function(){
return function(objects, criteria){
if(!criteria)
return objects;
var filterResult = new Array();
for(var index in objects)
if(objects[index].name_de.indexOf(criteria) != -1 || objects[index].name_en.indexOf(criteria) != -1)
filterResult.push(objects[index]);
return filterResult;
}
});
您的HTML將如下所示:
<input type="text" data-ng-model="personFilter" />
<div data-ng-repeat="person in persons | MyCustomFilter:personFilter"> ... </div>
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