SMART datagrid v.1 > Classes > TreeDataSet

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DataLudi.TreeDataSet.getDescendantCount  method

It returns Number of Descendant Rows of TreeDataRow which has been specified by parameter parent

parent can specify TreeDataRow object or rowId. If parent is null, it will return the number of all rows of data set. 

function getDescendantCount (parent: TreeDataRow): Integer;
Returns
Integer
Parameters
parent - TreeDataRow. required.
Code -1
    $('#descendantCount').click(function () {
        alert(treeDataSet.getDescendantCount());
    });
See Also
TreeDataRow.descendantCount
TreeDataRow.count
Tree Overview
Examples
Tree Data Set
Hello Tree