Monday, September 22, 2014

Add knockout.js in CodeIgniter

CodeIgniter - PHP Model-View-Controller (MVC), can be downloaded from:

knockout.js - JavaScript (MVC) can be downloaded from

Create assests/js folder and copy knockout library  knockout-3.2.0.js to this folder.
Under application/controllers, create test.php
class Test extends CI_Controller {
    public function index() {
        echo '<h2>Add knockout.js in CodeIgniter</h2>';

Under applications/views folder, create test.php
<!DOCTYPE html>
<html lang="en">
<p>First name: <strong data-bind="text: firstName"></strong></p>
<p>Last name: <strong data-bind="text: lastName"></strong></p>

<p>First name: <input data-bind="value: firstName" /></p>
<p>Last name: <input data-bind="value: lastName" /></p>

<p>Full name: <strong data-bind="text: fullName"></strong></p>

<script type="text/javascript" src="<?php echo base_url('assets/js/knockout-3.2.0.js') ?>"></script>
<script type="text/javascript" src="<?php echo base_url('assets/js/inputname.js') ?>"></script>

Under assests/js folder, create inputname.js
// Here's my data model
// This is a simple *viewmodel* - JavaScript that defines the data and behavior of your UI
function AppViewModel() {
    this.firstName = ko.observable("Jiansen");
    this.lastName = ko.observable("Lu");

    this.fullName = ko.computed(function() {
        return this.firstName() + " " + this.lastName();   
    }, this);
// Activates knockout.js
ko.applyBindings(new AppViewModel());

My case, run: (I create a parent folder MVC0
Video: Add knockout.js in CodeIgniter

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