stmt_init()
PHP mysqli stmt_init() funksiyasi
Misol - obyektga yo‘naltirilgan uslub
Operatorni (statement) initsializatsiya qiling va stmt_prepare() bilan ishlatiladigan obyektni qaytaring:
<?php
$mysqli = new mysqli("localhost","my_user","my_password","my_db");
if ($mysqli -> connect_errno) {
echo "Failed to connect to MySQL: " . $mysqli -> connect_error;
exit();
}
$city="Sandnes";
// Create a prepared statement
$stmt = $mysqli -> stmt_init();
if ($stmt -> prepare("SELECT District FROM City WHERE Name=?")) {
// Bind parameters
$stmt -> bind_param("s", $city);
// Execute query
$stmt -> execute();
// Bind result variables
$stmt -> bind_result($district);
// Fetch value
$stmt -> fetch();
printf("%s is in district %s", $city, $district);
// Close statement
$stmt -> close();
}
$mysqli -> close();
?>
Protsedural uslubdagi misolni sahifa pastida ko‘ring.
Ta’rif va qo‘llanilishi
stmt_init() / mysqli_stmt_init() funksiyasi operatorni (statement) initsializatsiya qiladi va mysqli_stmt_prepare() uchun mos obyektni qaytaradi.
Sintaksis
Obyektga yo‘naltirilgan uslub:
$mysqli -> stmt_init()
Protsedurali uslub:
mysqli_stmt_init(connection)
Parametr qiymatlari
| Parametr | Tavsif |
|---|---|
| connection | Majburiy. Foydalaniladigan MySQL ulanishini belgilaydi |
Texnik tafsilotlar
| Qaytariladigan qiymat: | Obyekt qaytaradi |
|---|---|
| PHP versiyasi: | 5+ |
Misol - protsedural uslub
Operatorni (statement) initsializatsiya qiling va mysqli_stmt_prepare() bilan ishlatiladigan obyektni 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;
}
$city="Sandnes";
// Create a prepared statement
$stmt = mysqli_stmt_init($con);
if (mysqli_stmt_prepare($stmt, "SELECT District FROM City WHERE Name=?")) {
// Bind parameters
mysqli_stmt_bind_param($stmt, "s", $city);
// Execute query
mysqli_stmt_execute($stmt);
// Bind result variables
mysqli_stmt_bind_result($stmt, $district);
// Fetch value
mysqli_stmt_fetch($stmt);
printf("%s is in district %s", $city, $district);
// Close statement
mysqli_stmt_close($stmt);
}
mysqli_close($con);
?>
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