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mysqli_stmt::$param_count

mysqli_stmt_param_count

(PHP 5, PHP 7, PHP 8)

mysqli_stmt::$param_count -- mysqli_stmt_param_count — Returns the number of parameters for the given statement

Açıklama

Nesne yönelimli kullanım

int $mysqli_stmt->param_count;

Yordamsal kullanım

mysqli_stmt_param_count(mysqli_stmt $statement): int

Returns the number of parameter markers present in the prepared statement.

Bağımsız Değişkenler

deyim

Sadece yordamsal tarz: mysqli_stmt_init() işlevinden dönen bir mysqli_stmt nesnesi.

Dönen Değerler

Returns an integer representing the number of parameters.

Örnekler

Örnek 1 Nesne yönelimli kullanım

<?php
$mysqli = new mysqli("localhost", "my_user", "my_password", "world");

/* check connection */
if (mysqli_connect_errno()) {
printf("Connect failed: %s\n", mysqli_connect_error());
exit();
}

if ($stmt = $mysqli->prepare("SELECT Name FROM Country WHERE Name=? OR Code=?")) {

$marker = $stmt->param_count;
printf("Statement has %d markers.\n", $marker);

/* close statement */
$stmt->close();
}

/* close connection */
$mysqli->close();
?>

Örnek 2 Yordamsal kullanım

<?php
$link = mysqli_connect("localhost", "my_user", "my_password", "world");

/* check connection */
if (mysqli_connect_errno()) {
printf("Connect failed: %s\n", mysqli_connect_error());
exit();
}

if ($stmt = mysqli_prepare($link, "SELECT Name FROM Country WHERE Name=? OR Code=?")) {

$marker = mysqli_stmt_param_count($stmt);
printf("Statement has %d markers.\n", $marker);

/* close statement */
mysqli_stmt_close($stmt);
}

/* close connection */
mysqli_close($link);
?>

Yukarıdaki örneklerin çıktısı:

Statement has 2 markers.

Ayrıca Bakınız