3v4l.org

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<?php if (array_keys($_POST) == array('imie', 'nazwisko', 'hotel_id')) { echo 'ok'; } echo '<style type="text/css"> label {display:block} </style> <form method=POST"> <label>Imie</label> <input type="text" name="imie" /> <label>Nazwisko</label> <input type="text" name="nazwisko" /> <label>Wybierz hotel</label> <select name="hotel_id"> <option value="1">Warsaw Hotel Marriott</option> <option value="2">Hotel Prada</option> <option value="3">Hotel Miedzyzdroje</option> </select><br/> <input type="submit" value="Submit" /> </form>';
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
<style type="text/css"> label {display:block} </style> <form method=POST"> <label>Imie</label> <input type="text" name="imie" /> <label>Nazwisko</label> <input type="text" name="nazwisko" /> <label>Wybierz hotel</label> <select name="hotel_id"> <option value="1">Warsaw Hotel Marriott</option> <option value="2">Hotel Prada</option> <option value="3">Hotel Miedzyzdroje</option> </select><br/> <input type="submit" value="Submit" /> </form>

preferences:
313.93 ms | 406 KiB | 460 Q