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
Description
Object oriented style
int $param_count;
  Procedural style
   int mysqli_stmt::mysqli_stmt_param_count
    ( mysqli_stmt $stmt
   )
  Returns the number of parameter markers present in the prepared statement.
Return Values
Returns an integer representing the number of parameters.
Examples
Example #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();
?>
Example #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 examples will output:
Statement has 2 markers.