Php/docs/function.odbc-data-source
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odbc_data_source
(PHP 4 >= 4.3.0, PHP 5, PHP 7)
odbc_data_source — Returns information about available DSNs
说明
odbc_data_source
( resource $connection_id
, int $fetch_type
) : array
This function will return the list of available DSN (after calling it several times).
参数
connection_id
- ODBC 连接标识符,详见 odbc_connect()。
fetch_type
- The
fetch_type
can be one of two constant types:SQL_FETCH_FIRST
,SQL_FETCH_NEXT
. UseSQL_FETCH_FIRST
the first time this function is called, thereafter use theSQL_FETCH_NEXT
.
返回值
Returns false
on error, an array upon success, and null
after fetching
the last available DSN.
范例
Example #1 List available DSNs
<?php$conn = odbc_connect('dsn', 'user', 'pass');$dsn_info = odbc_data_source($conn, SQL_FETCH_FIRST);while ($dsn_info) { print_r($dsn_info); $dsn_info = odbc_data_source($conn, SQL_FETCH_NEXT);}?>
以上例程的输出类似于:
Array ( [server] => dsn [description] => ODBC Driver 17 for SQL Server ) Array ( [server] => other_dsn [description] => Microsoft Access Driver (*.mdb, *.accdb) )