mysql_db_name
(PHP 4, PHP 5)
mysql_db_name — Retrieves database name from the call to mysql_list_dbs()
This extension is deprecated as of PHP 5.5.0, and will be removed in the future. Instead, the MySQLi or PDO_MySQL extension should be used. See also MySQL: choosing an API guide and related FAQ for more information. Alternatives to this function include:
- Query: SELECT DATABASE()
說明
Retrieve the database name from a call to mysql_list_dbs().
參數
-
result -
The result pointer from a call to mysql_list_dbs().
-
row -
The index into the result set.
-
field -
The field name.
回傳值
Returns the database name on success, and FALSE on failure. If FALSE
is returned, use mysql_error() to determine the nature
of the error.
更新日誌
| 版本 | 說明 |
|---|---|
| 5.5.0 |
The mysql_list_dbs() function is deprecated,
and emits an E_DEPRECATED level error.
|
範例
Example #1 mysql_db_name() example
<?php
error_reporting(E_ALL);
$link = mysql_connect('dbhost', 'username', 'password');
$db_list = mysql_list_dbs($link);
$i = 0;
$cnt = mysql_num_rows($db_list);
while ($i < $cnt) {
echo mysql_db_name($db_list, $i) . "\n";
$i++;
}
?>
註釋
Note:
為了保證向前相容，可以使用下面的別名，但不贊成使用它： mysql_dbname()
參見
- mysql_list_dbs() - List databases available on a MySQL server
- mysql_tablename() - Get table name of field
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