<form action="/entries/%s" method="post"> <input type="text" id="id" name="id" value="%s" placeholder="uuid"/> <input type="text" id="title" name="title" value="%s" placeholder="title"/> <textarea id="body" name="body" rows="50" cols="100">%s</textarea> <br> <input type="button" value="Preview"> <input type="submit" value="Save"> </form>