ifx_fieldproperties()
(PHP 4, PHP 5 < 5.2.1)
List of SQL fieldproperties
说明
ifx_fieldproperties(resource $result_id): array
Returns the Informix SQL fieldproperties of every field in the query as an associative array. Properties are encoded as:"SQLTYPE;length;precision;scale;ISNULLABLE" where SQLTYPE = the Informix type like "SQLVCHAR" etc. and ISNULLABLE ="Y" or "N".
参数
- $result_id
$result_idis a valid resultid returned by ifx_query() or ifx_prepare()(select type queries only!).
返回值
Returns an associative array with fieldnames as key and the SQL fieldproperties as data for a query with$result_id. Returns FALSE
on errors.
范例
Example #1 Informix SQL fieldproperties
<?php $properties = ifx_fieldproperties($resultid); if (!isset($properties)) { /* ... error ... */ } foreach ($properties as $fname => $val) { echo "$fname:\t property = $val\n"; } ?>
参见
ifx_fieldtypes()
List of Informix SQL fields