warning_count()
PHP mysqli warning_count() funksiyasi
Misol - obyektga yo‘naltirilgan uslub
Oxirgi so‘rovdagi ogohlantirishlar sonini qaytaring:
<?php
$mysqli = new mysqli("localhost","my_user","my_password","my_db");
// Check connection
if ($mysqli -> connect_errno) {
echo "Failed to connect to MySQL: " . $mysqli -> connect_error;
exit();
}
$mysqli -> query("CREATE TABLE myPersons LIKE Persons");
$sql = "INSERT INTO myPersons (FirstName) VALUES(
'Hdghfhjgjtjyjn.,,��l�jkghfjbmbngfgffdhfhjgjgkjhlkhlkjljljlkjkljlkjkljkljlkj')";
$mysqli -> query($sql);
if ($mysqli -> warning_count) {
if ($result = $mysqli -> query("SHOW WARNINGS")) {
$row = $result -> fetch_row();
printf("%s (%d): %s\n", $row[0], $row[1], $row[2]);
$result -> close();
}
}
$mysqli -> close();
?>
Protsedural uslubdagi misolni sahifa pastida ko‘ring.
Ta’rif va qo‘llanilishi
warning_count / mysqli_warning_count() funksiyasi oxirgi so‘rovdagi ogohlantirishlar sonini qaytaradi.
Sintaksis
Obyektga yo‘naltirilgan uslub:
$mysqli -> warning_count
Protsedurali uslub:
mysqli_warning_count(connection)
Parametr qiymatlari
| Parametr | Tavsif |
|---|---|
| connection | Majburiy. Foydalaniladigan MySQL ulanishini belgilaydi |
Texnik tafsilotlar
| Qaytariladigan qiymat: | Oxirgi so‘rovdagi ogohlantirishlar soni. Ogohlantirishlar bo‘lmasa, 0 |
|---|---|
| PHP versiyasi: | 5+ |
Misol - protsedural uslub
Oxirgi so‘rovdagi ogohlantirishlar sonini qaytaring:
<?php
$con = mysqli_connect("localhost","my_user","my_password","my_db");
if (mysqli_connect_errno()) {
echo "Failed to connect to MySQL: " . mysqli_connect_error();
exit();
}
mysqli_query($con, "CREATE TABLE myPersons LIKE Persons");
$sql = "INSERT INTO myPersons (FirstName) VALUES(
'Hdghfhjgjtjyjn.,,��l�jkghfjbmbngfgffdhfhjgjgkjhlkhlkjljljlkjkljlkjkljkljlkj')";
mysqli_query($con, $sql);
if (mysqli_warning_count($con)) {
if ($result = mysqli_query($con, "SHOW WARNINGS")) {
$row = mysql_fetch_row($result);
printf("%s (%d): %s\n", $row[0], $row[1], $row[2]);
mysqli_free_result($result);
}
}
mysqli_close($con);
?>
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