在ng-repeat部分后显示错误消息

<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.7.9/angular.min.js"></script>
<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.7.9/angular-messages.min.js"></script>

<div ng-app="myApp" ng-controller="myController" ng-messages="myForm.myInput.$error">

<div ng-repeat="item in items" ng-messages="item.$error">
  <div ng-message="required">该字段为必填项。</div>
  <div ng-message="pattern">输入格式不正确。</div>
</div>

angular.module('myApp', ['ngMessages'])
  .controller('myController', function($scope) {
    $scope.items = [
      { value: 'abc', $error: { required: true, pattern: true } },
      { value: '123', $error: { required: false, pattern: false } }
    ];
  });

<button ng-click="validateItems()">验证</button>

$scope.validateItems = function() {
  // 在这里进行数据验证的逻辑处理
  // ...

  // 循环结束后显示错误消息
  $scope.items.forEach(function(item) {
    item.$error.$show = true;
  });
};