mysqli_stmt
PHP Manual

mysqli_stmt::$param_count

mysqli_stmt_param_count

(PHP 5)

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

Descrierea

Stil obiect-orientat

Stil procedural

int mysqli_stmt_param_count ( mysqli_stmt $stmt )

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

Parametri

stmt

Numai stilul procedural: Un identificator al declarației întors de mysqli_stmt_init().

Valorile întoarse

Returns an integer representing the number of parameters.

Exemple

Example #1 Stil obiect-orientat

<?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();
?>

Example #2 Stil procedural

<?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);
?>

Exemplele de mai sus vor afișa:

Statement has 2 markers.

A se vedea și


mysqli_stmt
PHP Manual