connect()
PHP mysqli connect() funksiyasi
Misol - obyektga yo‘naltirilgan uslub
MySQL serveriga yangi ulanish oching:
<?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();
}
?>
Protsedural uslubdagi misolni sahifa pastida ko‘ring.
Ta’rif va qo‘llanilishi
connect() / mysqli_connect() funksiyasi MySQL serveriga yangi ulanish ochadi.
Sintaksis
Obyektga yo‘naltirilgan uslub:
$mysqli -> new mysqli(host, username, password, dbname, port, socket)
Protsedurali uslub:
mysqli_connect(host, username, password, dbname, port, socket)
Parametr qiymatlari
| Parametr | Tavsif |
|---|---|
| host | Ixtiyoriy. Xost nomi yoki IP manzilni belgilaydi |
| username | Ixtiyoriy. MySQL foydalanuvchi nomini belgilaydi |
| password | Ixtiyoriy. MySQL parolini belgilaydi |
| dbname | Ixtiyoriy. Foydalaniladigan standart ma’lumotlar bazasini belgilaydi |
| port | Ixtiyoriy. MySQL serveriga ulanishga urinish uchun port raqamini belgilaydi |
| socket | Ixtiyoriy. Foydalaniladigan soket yoki nomlangan kanalni (named pipe) belgilaydi |
Texnik tafsilotlar
| Qaytariladigan qiymat: | MySQL serveriga ulanishni ifodalovchi obyektni qaytaradi |
|---|---|
| PHP versiyasi: | 5+ |
Misol - protsedural uslub
MySQL serveriga yangi ulanish oching:
<?php
$con = mysqli_connect("localhost","my_user","my_password","my_db");
// Check connection
if (mysqli_connect_errno()) {
echo "Failed to connect to MySQL: " . mysqli_connect_error();
exit();
}
?>
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