same vale
sample
HTML
<div class="test" ng-controller="Ctrl">
<div ng-repeat="message in messages">
<li>{{message.name }}</li>
<button ng-click="getMessages(message.userID);">remove</button>
</div>
<div>
JavaScript
var app = angular.module('app', []);
function Ctrl($scope) {
$scope.messages = [{userID:1,'name':'test1'}, {userID:2,'name':'test2'}, {userID:3,'name':'test3'}];
$scope.getMessages = function(taskId){
alert("Task Id is "+taskId);
};
}