maxdb_stmt_fetch
maxdb_stmt::fetch
(PECL maxdb >= 1.0)
maxdb_stmt_fetch -- maxdb_stmt::fetch — Fetch results from a prepared statement into the bound variables
Описание
Процедурный стиль
bool maxdb_stmt_fetch
( resource
$stmt
)Объектно-ориентированный стиль
bool maxdb_stmt::fetch
( void
)
maxdb_stmt_fetch() returns row data using the variables bound by maxdb_stmt_bind_result().
Замечание:
Note that all columns must be bound by the application before calling maxdb_stmt_fetch().
Возвращаемые значения
Value | Description |
---|---|
TRUE |
Success. Data has been fetched |
FALSE |
Error occurred |
NULL |
No more rows/data exists |
Примеры
Пример #1 Объектно-ориентированный стиль
<?php
$maxdb = new maxdb("localhost", "MONA", "RED", "DEMODB");
/* check connection */
if (maxdb_connect_errno()) {
printf("Connect failed: %s\n", maxdb_connect_error());
exit();
}
$query = "SELECT zip, name FROM hotel.city ORDER by name";
if ($stmt = $maxdb->prepare($query)) {
/* execute statement */
$stmt->execute();
/* bind result variables */
$stmt->bind_result($name, $code);
/* fetch values */
while ($stmt->fetch()) {
printf ("%s (%s)\n", $name, $code);
}
/* close statement */
$stmt->close();
}
/* close connection */
$maxdb->close();
?>
Пример #2 Процедурный стиль
<?php
$link = maxdb_connect("localhost", "MONA", "RED", "DEMODB");
/* check connection */
if (maxdb_connect_errno()) {
printf("Connect failed: %s\n", maxdb_connect_error());
exit();
}
$query = "SELECT zip, name FROM hotel.city ORDER by name";
if ($stmt = maxdb_prepare($link, $query)) {
/* execute statement */
maxdb_stmt_execute($stmt);
/* bind result variables */
maxdb_stmt_bind_result($stmt, $name, $code);
/* fetch values */
while (maxdb_stmt_fetch($stmt)) {
printf ("%s (%s)\n", $name, $code);
}
/* close statement */
maxdb_stmt_close($stmt);
}
/* close connection */
maxdb_close($link);
?>
Результатом выполнения данного примера будет что-то подобное:
12203 (Albany) 60601 (Chicago) 60615 (Chicago) 45211 (Cincinnati) 33575 (Clearwater) 75243 (Dallas) 32018 (Daytona Beach) 33441 (Deerfield Beach) 48226 (Detroit) 90029 (Hollywood) 92714 (Irvine) 90804 (Long Beach) 11788 (Long Island) 90018 (Los Angeles) 70112 (New Orleans) 10019 (New York) 10580 (New York) 92262 (Palm Springs) 97213 (Portland) 60018 (Rosemont) 95054 (Santa Clara) 20903 (Silver Spring) 20005 (Washington) 20019 (Washington) 20037 (Washington)
Смотрите также
- maxdb_prepare() - Prepare an SQL statement for execution
- maxdb_stmt_errno() - Returns the error code for the most recent statement call
- maxdb_stmt_error() - Returns a string description for last statement error
- maxdb_stmt_bind_result() - Binds variables to a prepared statement for result storage
- PHP Руководство
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- maxdb_stmt_fetch
- maxdb_stmt_free_result
- maxdb_stmt_init
- maxdb_stmt_num_rows
- maxdb_stmt_param_count
- maxdb_stmt_prepare
- maxdb_stmt_reset
- maxdb_stmt_result_metadata
- maxdb_stmt_send_long_data
- maxdb_stmt_sqlstate
- maxdb_stmt_store_result
- maxdb_store_result
- maxdb_thread_id
- maxdb_thread_safe
- maxdb_use_result
- maxdb_warning_count
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