update form example
<form method="post" action="/entries/<%= @entry.id %>">
<input type="hidden" name="_method" value="put">
<label for="title-input" class="block mar-b-1">Title:</label>
<input id="title-input" name="entry[title]" type="text" value="<%= @entry.try(:title) %>" tabindex="1" class="block w-100 no-outline no-border pad-1 mar-b-2">
<label for="body-textarea" class="block mar-b-1">Body:</label>
<textarea id="body-textarea" name="entry[body]" tabindex="2" class="block w-100 h-10 no-resize no-outline no-border no-resize pad-1 mar-b-2"><%= @entry.try(:body) %></textarea>
<input type="submit" value="Update" tabindex="3" class="block button w-100 mar-t-4 mar-b-3 pad-2 round-1 text-c center no-border no-outline">
</form>