AngularJS Example:

HTML

<link rel="stylesheet" href="http://twitter.github.com/bootstrap/assets/css/bootstrap.css">
<div ng-app>
  
  <div ng-controller="TodoCtrl">
        <label> {{list1}} </label>
      
      <label> {{list1[0]}} </label>
      
      <label ng-bind = "list1"> </label>
  </div>
</div>

CSS

.done-true {
  text-decoration: line-through;
  color: grey;
}

JavaScript

function TodoCtrl($scope) {
     $scope.list1 =  ["item1", "item2"];
}