angualrJS with filter

<section ng-app="myapp" ng-controller="mynews">
    <h2>뉴스 리스트</h2>
    <hr>
    <p class="text-right">
        <a href="write.php" class="btn btn-success">
            <i class="fas fa-pencil-alt"></i>
            글쓰기
        </a>
    </p>
    <div>
        <form onsubmit="return false;">
            <div class="form-group">
                <input type="text" class="form-control" placeholder="검색어" ng-model="search">
            </div>
        </form>
    </div>
    <table class="table">
            <tr>
                <th class="text-center">번호</th>
                <th class="text-center">제목</th>
                <th class="text-center">글쓴이</th>
                <th class="text-center">날짜</th>
                <th class="text-center">조회</th>
            </tr>
            <tr ng-repeat="news in newslist | filter:search">
                <td>{{ news.id }}</td>
                <td>{{ news.title }}</td>
                <td>{{ news.writer }}</td>
                <td>{{ news.wdate }}</td>
                <td>{{ news.hit }}</td>
            </tr>
    </table>
</section>

<script>
    var app = angular.module("myapp", []);
    app.controller("mynews", function($scope, $http){
        $http.get("json.php").then(function(news){
            $scope.newslist = news.data;
        });
    });
</script>