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var myapp = angular.module('sampleapp', [ ]);

myapp.controller('samplecontoller', function ($scope) {

  
 $scope.showData = function( ){

 $scope.itemsPerPage = 3;
 $scope.currentPage = 0;
     $scope.datalists = [
         { "name": "John","age":"16","Designation":"SW"},
    {"name": "Abraham","age":"21","Designation":"SW1"},
    {"name": "Norm","age":"19","Designation":"SW2"},
    {"name": "Leo","age":"17","Designation":"SW3"},
    {"name": "Christino","age":"21","Designation":"SW4"},
    {"name": "Prash","age":"31","Designation":"SW5"},
    {"name": "Saniya","age":"41","Designation":"SW6"},
    {"name": "Taniya","age":"13","Designation":"SW7"},
    {"name": "Aji","age":"15","Designation":"SW8"},
    {"name": "Vargees","age":"16","Designation":"SW9"},
    {"name": "Philip","age":"18","Designation":"SW10"},
    {"name": "Jorge","age":"19","Designation":"SW11"},
    {"name": "Rimi","age":"21","Designation":"SW12"},
    {"name": "Mathyu","age":"22","Designation":"SW13"},
    {"name": "Ricky","age":"23","Designation":"SW14"},
    {"name": "Ponding","age":"24","Designation":"SW15"},
    {"name": "Alex","age":"26","Designation":"SW16"},
    {"name": "John68","age":"56","Designation":"SW17"},
    {"name": "John68","age":"12","Designation":"SW1"}
]
 }
});

<div ng-app="sampleapp">
    <div ng-controller="samplecontoller" ng-init="showData()">
        <h4>Results those having age 21</h4>
         <ul>
             
            <li class="paginationclass" style="font-weight:bold;"> <span>Name</span><span>Age</span><span>Designation</span>           </li>
             
 <li class="paginationclass"
 ng-repeat="datalist in datalists | filter:{age :'21'}">
     <span>{{ datalist.name }}</span><span>{{ datalist.age }}</span>
         <span>{{ datalist.Designation }}</span>
     
 </li>
</ul> 
        
    <h4>Results those having age 21</h4>
         <ul>
             
            <li class="paginationclass" style="font-weight:bold;"> <span>Name</span><span>Age</span><span>Designation</span>           </li>
             
 <li class="paginationclass"
 ng-repeat="datalist in datalists | filter:{age :'41'}">
     <span>{{ datalist.name }}</span><span>{{ datalist.age }}</span>
         <span>{{ datalist.Designation }}</span>
     
 </li>
</ul> 
        
    
    
    </div>
</div>