index.html

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<body class="codeRunner">

    <h3>Tasks</h3>
    
    <form data-bind="submit: addTask">
        Add task: <input data-bind="value: newTaskText" placeholder="What needs to be done?" />
        <button type="submit">Add</button>
    </form>
    
    <ul data-bind="foreach: tasks(), visible: tasks().length > 0">
        <li>
            <input type="checkbox" data-bind="checked: isDone" />
            <input data-bind="value: title, disable: isDone()" />
            <a href="#" data-bind="click: $parent.removeTask">Delete</a>
        </li> 
    </ul>
    
    You have <b data-bind="text: incompleteTasks().length">&nbsp;</b> incomplete task(s)
    <span data-bind="visible: incompleteTasks().length == 0"> - it's beer time!</span>
    
    <button data-bind="click: save">Save</button>
      
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