Created
November 24, 2017 00:53
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Filter examples
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| let app = angular.module('app', []); | |
| app.controller('ctrl', ($scope) => { | |
| $scope.numbers = [0,1,2,3,4,5,6,7,8,9,10]; | |
| $scope.names = [ | |
| {name: 'James Gosling', likes: 2 }, | |
| {name: 'Misko Hevery', likes: 3 }, | |
| {name: 'Ryan Dahl', likes: 4 }, | |
| {name: 'Brendan Eich', likes:2 } | |
| ]; | |
| }); | |
| app.filter('stars', () => { | |
| return function(num) { | |
| let star = ""; | |
| for(let i=0; i<num; i++) { | |
| star += '\u2605'; // The star symbol in HTML entities | |
| } | |
| return star; | |
| } | |
| }); | |
| app.factory('likesFilter', function() { | |
| return function(num) { | |
| let star = ""; | |
| for(let i=0; i<num; i++) { | |
| star += '\u2606'; // The star symbol in HTML entities | |
| } | |
| return star; | |
| } | |
| }); | |
| app.filter('digitToWords', () => { | |
| return function(num) { | |
| let word = ""; | |
| switch(num) { | |
| case 0: | |
| word = "zilch"; | |
| break; | |
| case 1: | |
| word = "one"; | |
| break; | |
| case 2: | |
| word = "two"; | |
| break; | |
| case 3: | |
| word = "three"; | |
| break; | |
| case 4: | |
| word= "four"; | |
| break; | |
| case 5: | |
| word = "cinco"; | |
| break; | |
| default: | |
| word = "no idea"; | |
| } | |
| return word; | |
| } | |
| }); | |
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| <html ng-app="app"> | |
| <ul ng-controller="ctrl"> | |
| <li ng-repeat="n in numbers">{{n | digitToWords }}</li> | |
| </ul> | |
| <script src="bower_components/angular/angular.js"></script> | |
| <script src="filter.js"></script> | |
| </html> |
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| <html ng-app="app"> | |
| <ul ng-controller="ctrl"> | |
| <li ng-repeat="n in names">{{n.name }} {{ n.likes | stars }}</li> | |
| </ul> | |
| <script src="bower_components/angular/angular.js"></script> | |
| <script src="filter.js"></script> | |
| </html> |
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