Monday, August 2, 2021

Leap Year Checker in AngularJS

Machine Problem

Write a program that will ask the user to give a year and then the program will determine whether the given year is a leap year or not.

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Program Listing

<!-- index.htm

  Author   : Prof. Jake Rodriguez Pomperada, MAED-IT, MIT

  Date     : July 21, 2021  Wednesday  3:42 PM

  Place    : Bacolod City, Negros Occidental

  Websites : www.jakerpomperada.com and www.jakerpomperada.blogspot.com

  Email    : jakerpomperada@gmail.com

 -->

<html ng-app="mainApp">

<head>

<title>Leap Year Checker in AngularJS</title>

</head>

<style>

body {

font-family: arial;

font-size: 25px;

font-weight: bold;

}

</style>

<script type="text/javascript" src="angular.min.js">

</script>


<script type="text/javascript">


// AngularJS Controller Declaration

angular.module('mainApp', []).service('myService', function() {

  this.myFunc = function(year) {

   if (year % 4 === 0) {

      if (year % 100 === 0){

         if (year % 400 == 0){

            return ("Leap Year.");

         } else {

            return ("Not Leap Year.");

         }

      } else {

         return ("Leap Year.");

      }

   } else{

      return ("Not Leap Year.");

   }


  };

}).controller('Leap_Year_Controller', function($scope, myService) {

  $scope.check = function(year) {

    $scope.myUserService = myService.myFunc(year);

  }


});

</script>


<div ng-app="mainApp" ng-controller="Leap_Year_Controller">

<form>

<table border="0" cellspacing=10>

<tr>Leap Year Checker in AngularJS</tr>

<tr>

  <td>Enter a Year</td>

<td><input type="number" ng-model="year_1" ng-init="year_1=0" ng-keyup="check(year_1)"/></td>

</tr>

<table>

</form>

<b>The given year {{year_1}} is a {{myUserService}}</b>

</div>

</body>

</html>




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