# ifx_error

(PHP 4, PHP 5 < 5.2.1)

ifx_error — Returns error code of last Informix call

### 说明

ifx_error ([ resource `$link_identifier` ] ) : string

Returns in a string one character describing the general results of a statement and both SQLSTATE and SQLCODE associated with the most recent SQL statement executed.

### 参数

`link_identifier`

  The link identifier.

### 返回值

The Informix error codes (SQLSTATE & SQLCODE) formatted as x [SQLSTATE = aa bbb SQLCODE=cccc].

where x = space : no error

E : error

N : no more data

W : warning

? : undefined

If the "x" character is anything other than space, SQLSTATE and SQLCODE describe the error in more detail.

See the Informix manual for the description of SQLSTATE and SQLCODE

### 参见

- ifx_errormsg() - Returns error message of last Informix call