html liste déroulante avec saisie
<label> Enter your favorite movies:<br/>
<input type="text" name="movies" list="movies"/>
<datalist id="movies">
<label> or select one from the list:
<select name="movies">
<option value="Star Wars">
<option value="The Godfather">
<option value="Goodfellas">
</select>
</label>
</datalist>
</label>