if($_POST['Submit']=="Check"){
$bookid=(int)$_POST['bookid'];
$account=(int)$_POST['account'];
$issuedate=mysql_real_escape_string($_POST['issuedate']);
/*$duedate = new DateTime($issuedate);
$duedate->add(new DateInterval('P15D'));
echo $duedate->format('Y-m-d H:i:s') . "\n";*/
//$issuedate=date("Y-m-d",$issuedate);
echo 'issuedate date is ' . $issuedate;
list($year,$month,$date) = explode('-',$issuedate,3);
$duedate = mktime(0,0,0,date($month),date(day)+15,date($year));
echo 'duedate date is ' . date("Y-m-d",$duedate);
$duedate=date("Y-m-d",$duedate);
//print $duedate;
print "<br>";
//$issuedate=date("Y-m-d",$issuedate);
print $issuedate;
print "<br>";
print $year;
print "<br>";
print $month;
print "<br>";
print $date;
$insert_query="insert into issue values($account,$bookid,'$issuedate','$duedate')";
$result=mysql_query($insert_query,$linkID1);
if($result){
print "<html><body background=\"header.jpg\">
<p>book successfully added</p></body></html>";
}
else{
print "<html><body background=\"header.jpg\">
<p>$insert_query</p>";
print "<p>there was a problem in adding</p></body></html>";
}
}