Created
March 13, 2014 02:39
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Basic Knockout Demo
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <script src="http://code.jquery.com/jquery-1.9.1.min.js"></script> | |
| <script src="http://cdnjs.cloudflare.com/ajax/libs/knockout/3.0.0/knockout-min.js"></script> | |
| <meta charset="utf-8"> | |
| <title>JS Bin</title> | |
| </head> | |
| <body> | |
| <h3>Demo Table</h3> | |
| <table border="1px"> | |
| <thead> | |
| <tr> | |
| <th>Task Name</th> | |
| </tr> | |
| </thead> | |
| <tbody data-bind="foreach: tasks"> | |
| <tr> | |
| <td data-bind="text: name()"></td> | |
| </tr> | |
| </tbody> | |
| </table> | |
| <h3>Demo Task List</h3> | |
| <ul data-bind="foreach: tasks"> | |
| <li data-bind="text: name()"></li> | |
| </ul> | |
| <b>Change Me</b> | |
| <select data-bind="options: tasks, optionsText: 'name', value: selectedTask, optionsCaption: 'Choose Task to Edit'"></select> <br /> | |
| <b>Edit Me</b> | |
| <input type="text" data-bind="value: newTaskName, valueUpdate: 'afterkeydown'"/> | |
| </body> | |
| </html> |
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| $(document).ready(function () { | |
| function Task(taskName){ | |
| this.name = ko.observable(taskName); | |
| } | |
| function AppViewModel() { | |
| var self = this; | |
| //List of all tasks | |
| self.tasks = ko.observableArray([ | |
| new Task("Call Work"), | |
| new Task("Buy Milk"), | |
| new Task("Go Home") | |
| ]); | |
| self.selectedTask = ko.observable(); | |
| //When new task is selected | |
| self.selectedTask.subscribe(function(){ | |
| if(self.selectedTask()){ | |
| self.newTaskName(self.selectedTask().name()); | |
| } else { | |
| self.newTaskName(''); | |
| } | |
| }); | |
| self.newTaskName = ko.observable(); | |
| //When name in input filed is changed | |
| self.newTaskName.subscribe(function(){ | |
| if(self.selectedTask()){ | |
| self.selectedTask().name(self.newTaskName()); | |
| } | |
| }); | |
| } | |
| //Apply 2 way data binding | |
| ko.applyBindings(new AppViewModel()); | |
| }); |
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