   ## Examples
 
       # Assuming form contains a User model
-      iex> datetime_select form, :born_at
-      <select id="user_born_at_year" name="user[born_at][year]">...</select> /
-      <select id="user_born_at_month" name="user[born_at][month]">...</select> /
-      <select id="user_born_at_day" name="user[born_at][day]">...</select> —
-      <select id="user_born_at_hour" name="user[born_at][hour]">...</select> :
-      <select id="user_born_at_min" name="user[born_at][min]">...</select>
+      datetime_select form, :born_at
+      #=> <select id="user_born_at_year" name="user[born_at][year]">...</select> /
+          <select id="user_born_at_month" name="user[born_at][month]">...</select> /
+          <select id="user_born_at_day" name="user[born_at][day]">...</select> —
+          <select id="user_born_at_hour" name="user[born_at][hour]">...</select> :
+          <select id="user_born_at_min" name="user[born_at][min]">...</select>
 
   If you want to include the seconds field (hidden by default), pass `sec: []`:
 
       # Assuming form contains a User model
-      iex> datetime_select form, :born_at, sec: []
+      datetime_select form, :born_at, sec: []
 
   If you want to configure the years range:
 
       # Assuming form contains a User model
-      iex> datetime_select form, :born_at, year: [options: 1900..2100]
+      datetime_select form, :born_at, year: [options: 1900..2100]
 
   You are also able to configure `:month`, `:day`, `:hour`, `:min` and
   `:sec`. All options given to those keys will be forwarded to the

  ## Examples

      # Assuming form contains a User model
      iex> radio_button(form, :role, "admin")
      <input id="user_role_admin" name="user[role]" type="radio" value="admin">

  ## Options


  ## Examples

      # Assuming form contains a User model
      select(form, :age, 0..120)
      #=> <select id="user_age" name="user[age]">
          <option value="0">0</option>
          ...
          <option value="120">120</option>
          </select>

      select(form, :role, [admin: "Admin", user: "User"])
      #=> <select id="user_role" name="user[role]">
          <option value="admin">Admin</option>
          <option value="user">User</option>
          </select>

      select(form, :role, [admin: "Admin", user: "User"], prompt: "Choose your role")
      #=> <select id="user_role" name="user[role]">
          <option value="">Choose your role</option>
          <option value="admin">Admin</option>
          <option value="user">User</option>
          </select>

  ## Options

