 
            This function gives the index to the specified mark within the group.
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                        Copy Code
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|---|---|
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AT_ERRCOUNT ACCUAPI IG_ARTX_group_mark_at(
        HIG_ARTX_GROUP hGroup,
        AT_INT nMarkIndex,
        LPHIG_ARTX_MARK lphMark
);
 | |
| Name | Type | Description | 
|---|---|---|
| hGroup | HIG_ARTX_GROUP | Group handle. | 
| nMarkIndex | AT_INT | Index of the mark. | 
| lphMark | LPHIG_ARTX_MARK | Specified mark. | 
Error count.
This function does not process image pixels.