ผมอยากให้กดลบได้10ครั้ง ครั้งที่11ไม่ให้ลบได้
เเต่ถ้ากดปุ่ม Refresh ให้กดลบได้10ครั้งเหมือน
ถ้าทำยังไงครับ
โค้ด: เลือกทั้งหมด
<?php
?>
<!DOCTYPE html>
<html>
<head>
<title>
</title>
</head>
<body>
<?php
$serverName = "localhost";
$userName = "root";
$userPassword = "";
$dbName = "db_name";
$objCon = mysqli_connect($serverName,$userName,$userPassword,$dbName);
// Check connection
if ($objCon->connect_error) {
echo "<meta http-equiv='refresh' content='0;url=../errorpage.html'>";
}
$objCon->query("set names utf8");
date_default_timezone_set('Asia/Bangkok');
?>
<script>
function loadpage()
{
window.location='test.php'
}
</script>
<form action="" method ="post" name="MyForm" >
<input type="submit" name="submit"value="submit" >
<input type=button value="Refresh" name="bt-re" onClick="loadpage();"><br>
</form>
<?php
$b=0;
$sql = "SELECT * FROM line";
$query = mysqli_query($objCon, $sql);
$result = mysqli_fetch_array($query);
$balance=$result["value"];
if (isset($_POST['submit']) && $_POST['submit']=="submit" ){
$balance = $result["value"] - 1;
$q_devalue = "UPDATE line SET
value = '$balance'
WHERE month = 'มกราคม' ";
$query1 = mysqli_query($objCon,$q_devalue);
}
?>
</body>
</html>
<input type="text" name="editlose" value="<?php echo $balance?>"><br><br><br><br>
