PHP Manual
Informix 函数
Sets the default return value on a fetch row

ifx_nullformat

(PHP 4, PHP 5 < 5.2.1)

ifx_nullformat — Sets the default return value on a fetch row

说明

ifx_nullformat ( int $mode ) : bool

Sets the default return value of a NULL-value on a fetch row.

参数

mode: Mode "0" returns "", and mode "1" returns "NULL".

返回值

成功时返回 TRUE，或者在失败时返回 FALSE。

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