How can i write a php checkdate function to validate this html code?

maya

New member
Can someone please help me? I am trying to write a php checkdate function to make sure that the dates users select in my form are valid but i have no idea how to use the function. Here is what my html code looks like:

<html>
<head> <meta http-equiv="content-type" content="text/html; charset=ISO-8859-1" /> </head>
<body style="background-color:purple">
<head>
<center><img src=happy_birthday_cake.jpg/></center>
<h1><font color=black>Enter Your Birthday!!</font></h1>
<hr>
<form method = "post" action = "Lab5.php">
<label>Month</label>
<select name = "Month">
<option selected = "Month"></option>
<option>January</option>
<option>Febrary</option>
<option>March</option>
<option>April</option>
<option>May</option>
<option>June</Option>
<option>July</option>
<option>August</option>
<option>September</option>
<option>October</Option>
<option>November</Option>
<option>December</Option>
</select>
<label>Day</label>
<select name = "Day">
<option selected = "Day"></option>
<option>1</option>
<option>2</option>
<option>3</option>
<option>4</option>
<option>5</option>
<option>6</Option>
<option>7</option>
<option>8</option>
<option>9</option>
<option>10</Option>
<option>11</Option>
<option>12</Option>
<option>13</option>
<option>14</option>
<option>15</option>
<option>16</option>
<option>17</option>
<option>18</Option>
<option>19</option>
<option>20</option>
<option>21</option>
<option>22</Option>
<option>23</Option>
<option>24</Option>
<option>25</option>
<option>26</option>
<option>27</option>
<option>28</Option>
<option>29</option>
<option>30</option>
<option>31</option>
</select>
<label>Year</label>
<select name = "Year">
<option selected = "Year"></option>
<option>1990</option>
<option>1991</option>
<option>1992</option>
<option>1993</option>
<option>1994</option>
<option>1995</option>
<option>1996</option>
<option>1997</option>
<option>1998</Option>
<option>1999</option>
<option>2000</option>
<option>2001</option>
<option>2002</option>
<option>2003</option>
<option>2004</option>
<option>2005</option>
<option>2006</Option>
<option>2007</option>
</select>
<input type = "submit" value= "submit"/>
</form>
</body>
</html>

Thanks
 
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