datetime picker in html 5 code example

Example 1: date picker in html

<label for="birthday">Birthday:</label>
<input type="date" 
  id="birthday" name="birthday">

Example 2: html datetime picker

<label for="birthdaytime">Birthday (date and time):</label>
<input type="datetime-local" 
  id="birthdaytime" name="birthdaytime">