AngularJS | ng-class-odd Directive

The ng-class-odd Directive in AngularJS is used to specify the CSS classes on every odd appearance of HTML elements. It is used to dynamically bind classes on every odd HTML element. If the expression inside the ng-class-odd directive returns true then only the class is added else it is not added. The ng-repeat directive is required for ng-class-odd directive to work. It is supported by all HTML elements.

Syntax:

<element ng-class-odd="expression"> Contents... </element> 

Example: This example uses ng-class-odd Directive to select odd elements and add some CSS style.



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<!DOCTYPE html>
<html>
      
<head>
    <title>ng-class-odd Directive</title>
      
    <script src=
    </script>
      
    <style type="text/css">
        .index {
            color: white;
            background-color: green;
        }
    </style>
</head>
  
<body ng-app="app" style="padding:20px">
      
    <h1 style="color:green">GeeksforGeeks</h1>
    <h2>ng-class-odd Directive</h2>
  
    <div ng-controller="geek">
        <table>
            <thead>
            <th>sorting techniques:</th>
            <tr ng-repeat="i in sort">
                <td ng-class-odd="'index'">
                    {{i.name}}
                </td>
            </tr>
            </thead>
        </table>
    </div>
      
    <script>
        var app = angular.module("app", []);
        app.controller('geek', ['$scope', function ($scope) {
            $scope.sort = [
                { name: "Merge sort" }, 
                { name: "Quick sort" },
                { name: "Insertion sort" }, 
                { name: "Bubble sort" }
            ];     
        }]);
    </script>
</body>
  
</html>                    

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Output:
ngclassodd



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