Documentation

CChapter::GetNavChain

CDBResult
CChapter::GetNavChain(
 int COURSE_ID,
 int CHAPTER_ID
);

The GetNavChain method returns the root path to the CHAPTER_ID chapter.

Parameters

ParameterDescription
COURSE_ID The course ID.
CHAPTER_ID The chapter ID.

Return Values

The method returns an instance of the CDBResult object.

See Also

  • CDBResult
  • CChapter::GetList
  • CChapter::GetByID
  • Chapter fields

    Example

    
<?
if (CModule::IncludeModule("learning"))
{

    $COURSE_ID = 90;
    $CHAPTER_ID = 116;

    $nav = CChapter::GetNavChain($COURSE_ID, $CHAPTER_ID);
    $i = 1;
    while($arChain = $nav->GetNext())
    {
        if ($i > 1) echo " -> ";
        echo $arChain["NAME"];
        $i++;
    }

    /*
    The above example will output something similar to:
    
    Chapter 1 -> Chapter 1.1 -> Chapter 1.1.3 -> Chapter 1.1.2
    $CHAPTER_ID - ID of Chapter 1.1.2;
    */
}
?>
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