yaz_addinfo
(PHP 4 >= 4.0.1, PECL)
yaz_addinfo -- Returns additional error information
说明
string
yaz_addinfo ( resource id )
Returns additional error information for the last request on the server.
With some servers, this function may return the same string as
yaz_error().
返回值
A string containing additional error information or an empty string if the
last operation was successful or if no additional information was provided
by the server.