angularjs-tutorialpoint/05-Filters.html at master · fajunior/angularjs-tutorialpoint · GitHub

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<!DOCTYPE html>
<html>

<head>
    <meta charset="utf-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <meta name="description" content="">
    <meta name="author" content="">

    <title>AngularJS - Filters</title>
    <script src="js/lib/angular.min.js"></script>
</head>

<body ng-app="mainApp" ng-controller="studentController">

    <div>
        <h3>AngularJS - Filters</h3>
        <p>Filters are used to change modify the data and can be clubbed in expression or directives using pipe character. Following is the list of commonly used filters.</p>
    </div>

    <table border="1">
        <tbody>
            <tr>
                <th>Sr.No.</th>
                <th>Name</th>
                <th>Description</th>
            </tr>
            <tr>
                <td>1</td>
                <td>uppercase</td>
                <td>converts a text to upper case text.</td>
            </tr>
            <tr>
                <td>2</td>
                <td>lowercase</td>
                <td>converts a text to lower case text.</td>
            </tr>
            <tr>
                <td>3</td>
                <td>currency</td>
                <td>formats text in a currency format.</td>
            </tr>
            <tr>
                <td>4</td>
                <td>filter</td>
                <td>filter the array to a subset of it based on provided criteria.</td>
            </tr>
            <tr>
                <td>5</td>
                <td>orderby</td>
                <td>orders the array based on provided criteria.</td>
            </tr>
        </tbody>
    </table>


    <h2>AngularJS Sample Application</h2>
    <div ng-controller="studentController">
        <table border="0">
            <tr>
                <td>Enter first name:</td>
                <td>
                    <input type="text" ng-model="student.firstName">
                </td>
            </tr>

            <tr>
                <td>Enter last name: </td>
                <td>
                    <input type="text" ng-model="student.lastName">
                </td>
            </tr>

            <tr>
                <td>Enter fees: </td>
                <td>
                    <input type="text" ng-model="student.fees">
                </td>
            </tr>

            <tr>
                <td>Enter subject: </td>
                <td>
                    <input type="text" ng-model="subjectName">
                </td>
            </tr>
        </table>
        <br/>

        <table border="0">
            <tr>
                <td>Name in Upper Case: </td>
                <td>{{student.fullName() | uppercase}}</td>
            </tr>

            <tr>
                <td>Name in Lower Case: </td>
                <td>{{student.fullName() | lowercase}}</td>
            </tr>

            <tr>
                <td>fees: </td>
                <td>{{student.fees | currency}}
                </td>
            </tr>

            <tr>
                <td>Subject:</td>

                <td>
                    <ul>
                        <li ng-repeat="subject in student.subjects | filter: subjectName |orderBy:'marks'">
                            {{ subject.name + ', marks:' + subject.marks }}
                        </li>
                    </ul>
                </td>
            </tr>
        </table>

    </div>


    <script>
        var mainApp = angular.module("mainApp", []);

        mainApp.controller('studentController', function($scope) {
            $scope.student = {
                firstName: "Mahesh",
                lastName: "Parashar",
                //fees: 500,

                subjects: [{
                    name: 'Physics',
                    marks: 70
                }, {
                    name: 'Chemistry',
                    marks: 80
                }, {
                    name: 'Math',
                    marks: 65
                }],

                fullName: function() {
                    var studentObject;
                    studentObject = $scope.student;
                    return studentObject.firstName + " " + studentObject.lastName;
                }
            };
        });

    </script>
</body>

</html>