[英]Count Table Record Value and Assign Count Value as Variable in PHP mySQL
[英]inserting record into mysql table if column count value is 2
下面是今天日期计数记录的代码,如果每天的值不超过两个,则插入数据库中。现在的问题是,如果今天计数小于2,我想插入数据库中。
$user_ip = getenv('REMOTE_ADDR');
$geo = unserialize(file_get_contents("http://www.geoplugin.net/php.gp?ip=$user_ip"));
$city = $geo["geoplugin_city"];
$region = $geo["geoplugin_regionName"];
$img = $_POST['img'];
$amount = 5;
$sql = "SELECT COUNT(*) FROM `daily_uploads` WHERE DATE_FORMAT(`date`, '%Y-%m-%d') = CURDATE()";
$result = $conn->query($sql);
if ($result->num_rows > 2) {
echo"already exist";
echo "Error: " . $sql . "<br>" . $conn->error;
} else {
$sql = "INSERT INTO `daily_uploads` (img, geoplugin_city, geoplugin_regionName, amount)
VALUES ('$img', '$city', '$region','$amount')";
// echo "success";
}
您忘记了执行插入$ sql字符串,可以通过以下方式进行操作:
if ($conn->query($sql)) {
echo ('success');
} else {
echo ('error');
}
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