mysqli_stmt_param

Manuale PHP
Indietro		Avanti

Description

Procedural style:

int mysqli_stmt_param_count ( mysqli_stmt stmt )

Object oriented style (property):

class mysqli_stmt {

int param_count

}

mysqli_stmt_param_count() returns the number of parameter markers present in the prepared statement.

Esempi

Esempio 1. Object oriented style


<?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();
?>

Esempio 2. Procedural style


<?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);
?>

The above example will output:

Statement has 2 markers.

Indietro	Partenza	Avanti
mysqli_stmt_num_rows	Risali	mysqli_stmt_prepare

mysqli_stmt_param_count

Description

Valori restituiti

Vedere anche:

Esempi