ifx_num_fields
(PHP 4, PHP <=5.2.0)
ifx_num_fields — Returns the number of columns in the query
설명
int ifx_num_fields
( resource
$result_id
)After preparing or executing a query, this call gives you the number of columns in the query.
인수
-
result_id -
result_idis a valid resultid returned by ifx_query() or ifx_prepare() (select type queries only!).
반환값
Returns the number of columns in query for
result_id, or FALSE on errors.
예제
Example #1 ifx_num_fields() Example
<?php
$conn_id = ifx_connect("db", "user", "password");
$res_id = ifx_query("select * from systables", $conn_id);
echo ifx_num_fields($res_id);
?>
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