7. var list = document.getElementById("message_list");
var newItem = document.createElement("li");
newItem.innerText = "New chat message";
newItem.className = "message is-new";
list.appendChild(newItem);
8. var html = '<li class="message">New message</li>';
$("#message_list").append(html);
11. <input type="search" ng-model="q" />
<ul>
<li ng-repeat="todo in todos | filter:q as results">
<input type="checkbox" ng-model="todo.done">
{{todo.text}}
</li>
<li ng-if="results.length == 0">
No results found
</li>
</ul>
12. class HomeController
def index
@user = …
end
end
<% if @user %>
<div>Hey <%= @user.name %>!</div>
<% else %>
<a href="/sign_in">Sign in</a>
<% end %>