PHP - Manual: maxdb_stmt_store_result
2024-12-23
(PECL maxdb >= 1.0)
maxdb_stmt_store_result -- maxdb_stmt::store_result — Transfers a result set from a prepared statement
过程化风格
$stmt
) : bool面向对象风格
maxdb_stmt_store_result() has no functionally effect and should not be used for retrieving data from MaxDB server.
成功时返回 TRUE
, 或者在失败时返回 FALSE
。
Example #1 面向对象风格
<?php
/* Open a connection */
$maxdb = new maxdb("localhost", "MONA", "RED", "DEMODB");
/* check connection */
if (maxdb_connect_errno()) {
printf("Connect failed: %s\n", maxdb_connect_error());
exit();
}
$query = "SELECT name, zip FROM hotel.city ORDER BY name";
if ($stmt = $maxdb->prepare($query)) {
/* execute query */
$stmt->execute();
/* store result */
$stmt->store_result();
printf("Number of rows: %d.\n", $stmt->num_rows);
/* free result */
$stmt->free_result();
/* close statement */
$stmt->close();
}
/* close connection */
$maxdb->close();
?>
Example #2 过程化风格
<?php
/* Open a connection */
$link = maxdb_connect("localhost", "MONA", "RED", "DEMODB");
/* check connection */
if (maxdb_connect_errno()) {
printf("Connect failed: %s\n", maxdb_connect_error());
exit();
}
$query = "SELECT name, zip FROM hotel.city ORDER BY name";
if ($stmt = maxdb_prepare($link, $query)) {
/* execute query */
maxdb_stmt_execute($stmt);
/* store result */
maxdb_stmt_store_result($stmt);
printf("Number of rows: %d.\n", maxdb_stmt_num_rows($stmt));
/* free result */
maxdb_stmt_free_result($stmt);
/* close statement */
maxdb_stmt_close($stmt);
}
/* close connection */
maxdb_close($link);
?>
以上例程的输出类似于:
Number of rows: 25.
官方地址:https://www.php.net/manual/en/function.maxdb-stmt-store-result.php