Input Type Date

<form>
  Birthday:
  <input type="date" name="bday">
</form>

//you can also use the min and max attributes to add restrictions to dates
<form>
  Enter a date before 1980-01-01:
  <input type="date" name="bday" max="1979-12-31"><br>
  Enter a date after 2000-01-01:
  <input type="date" name="bday" min="2000-01-02"><br>
</form>