mysqli_stmt_param_count
(PHP 5)
mysqli_stmt_param_count
(no version information, might be only in CVS)
stmt->param_count -- Returns the number of parameter for the given statement
Description
Procedural style:
int
mysqli_stmt_param_count ( object stmt)
Object oriented style (property):
class
stmt {
int param_count
}
mysqli_stmt_param_count() returns the number of parameter
markers present in the prepared statement.
Return values
returns an integer representing the number of parameters.
Example
Пример 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();
?>
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Пример 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);
?>
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The above examples would produce the following output:
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