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>yaz_errno</H1
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> (PHP 4 >= 4.0.1)</P
>yaz_errno -- Returns error number</DIV
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><H2
>Description</H2
>int <B
CLASS="methodname"
>yaz_errno</B
> ( int id)<BR
></BR
><P
> Returns error for target (last request). A positive value is
returned if the target returned a diagnostic code; a value of
zero is returned if no errors occurred (success); negative value
is returned for other errors targets didn't indicate the error in
question.
</P
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> <B
CLASS="function"
>yaz_errno()</B
> should be called after network
activity for each target - (after <A
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><B
CLASS="function"
>yaz_wait()</B
></A
>
returns) to determine the success or failure of the last
operation (e.g. search).
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