我想在我的搜索框中替换任何字符,因为我的搜索框中的字符,因为我的数据数组中,我所有的星形数据都是这样存储的。
我在下面添加了我的代码。
我在角度很新。我还没有实现这一目标。
var app = angular.module("myApp", []);
angular.module('myApp')
.directive('hide-characters', HideCharactersDirective);
function HideCharactersDirective() {
return {
restrict: 'A',
require: ['ngModel'],
link: function(scope, element, attrs, ctrls) {
var ngModelController = ctrls[0];
ngModelController.$formatters.push(function(viewValue) {
return viewValue.replace(/./g, '*');
});
}
};
}
app.controller("myCtrl", function($scope) {
$scope.records = [{
"Name": "Alfreds Futterkiste",
"Star": "★★★"
},
{
"Name": "Berglunds snabbköp",
"Star": "★"
},
{
"Name": "Centro comercial Moctezuma",
"Star": "★★★★"
},
{
"Name": "Ernst Handel",
"Star": "★★"
}
]
});
<html lang="">
<head>
<base target="_blank">
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title></title>
<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.4.8/angular.min.js"></script>
</head>
<body ng-app="myApp">
<table ng-controller="myCtrl" border="1">
<input hide-characters ng-model="search.Star" type="text">
<tr ng-repeat="x in records | filter:search">
<td>{{x.Name}}</td>
<td>{{x.Star}}</td>
</tr>
</table>
</body>
</html>
从我所理解的内容中,您想将搜索栏中写入的任何字符更改为 ★
。
我只会添加一个ng-change
,它为我提供了ng-model
的值,我将使用RegexP替换每个字符(您尝试过(。
在下面找到工作片段:
var app = angular.module("myApp", []);
app.controller("myCtrl", function($scope) {
$scope.changeValue = function(value) {
$scope.search.Star = value.replace(/./g, '★')
}
$scope.records = [{
"Name": "Alfreds Futterkiste",
"Star": "★★★"
},
{
"Name": "Berglunds snabbköp",
"Star": "★"
},
{
"Name": "Centro comercial Moctezuma",
"Star": "★★★★"
},
{
"Name": "Ernst Handel",
"Star": "★★"
}
]
});
<html lang="">
<head>
<base target="_blank">
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title></title>
<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.4.8/angular.min.js"></script>
</head>
<body ng-app="myApp" ng-controller="myCtrl">
<table border="1">
<input ng-change="changeValue(search.Star)" ng-model="search.Star" type="text">
<tr ng-repeat="x in records | filter:search">
<td>{{x.Name}}</td>
<td>{{x.Star}}</td>
</tr>
</table>
</body>
</html>