PHP - Manual: ifx_nullformat
2024-12-22
(PHP 4, PHP 5 < 5.2.1)
ifx_nullformat — Sets the default return value on a fetch row
$mode
) : boolSets the default return value of a NULL-value on a fetch row.
mode
Mode "0" returns "", and mode "1" returns "NULL
".
成功时返回 TRUE
, 或者在失败时返回 FALSE
。
官方地址:https://www.php.net/manual/en/function.ifx-nullformat.php