fetch_array()
PHP mysqli fetch_array() funksiyasi
Misol - obyektga yo‘naltirilgan uslub
Natija qatorini sonli indeksli massiv va assotsiativ massiv sifatida oling:
<?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();
}
$sql = "SELECT Lastname, Age FROM Persons ORDER BY Lastname";
$result = $mysqli -> query($sql);
// Numeric array
$row = $result -> fetch_array(MYSQLI_NUM);
printf ("%s (%s)\n", $row[0], $row[1]);
// Associative array
$row = $result -> fetch_array(MYSQLI_ASSOC);
printf ("%s (%s)\n", $row["Lastname"], $row["Age"]);
// Free result set
$result -> free_result();
$mysqli -> close();
?>
Protsedural uslubdagi misolni sahifa pastida ko‘ring.
Ta’rif va qo‘llanilishi
fetch_array() / mysqli_fetch_array() funksiyasi natija qatorini assotsiativ massiv, sonli indeksli massiv yoki ikkalasi ko‘rinishida oladi.
Eslatma: Bu funksiya qaytaradigan maydon nomlari katta-kichik harflarga sezgir.
Sintaksis
Obyektga yo‘naltirilgan uslub:
$mysqli_result -> fetch_array(resulttype)
Protsedurali uslub:
mysqli_fetch_array(result,resulttype)
Parametr qiymatlari
| Parametr | Tavsif |
|---|---|
| result | Majburiy. mysqli_query(), mysqli_store_result() yoki mysqli_use_result() qaytargan natijalar to‘plami identifikatorini belgilaydi |
| resulttype | Ixtiyoriy. Qanday turdagi massiv hosil qilinishi kerakligini belgilaydi. Quyidagi qiymatlardan biri bo‘lishi mumkin:
|
Texnik tafsilotlar
| Qaytariladigan qiymat: | Olingan qatorga mos keladigan stringlar massivini qaytaradi. Natijalar to‘plamida boshqa qator qolmagan bo‘lsa, NULL |
|---|---|
| PHP versiyasi: | 5+ |
Misol - protsedural uslub
Natija qatorini sonli indeksli massiv va assotsiativ massiv sifatida oling:
<?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();
}
$sql = "SELECT Lastname, Age FROM Persons ORDER BY Lastname";
$result = mysqli_query($con,$sql);
// Numeric array
$row = mysqli_fetch_array($result, MYSQLI_NUM);
printf ("%s (%s)\n", $row[0], $row[1]);
// Associative array
$row = mysqli_fetch_array($result, MYSQLI_ASSOC);
printf ("%s (%s)\n", $row["Lastname"], $row["Age"]);
// Free result set
mysqli_free_result($result);
mysqli_close($con);
?>
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