SMART datagrid v.1 > Classes > TreeDataSet

DataLudi.TreeDataSet.getChildren  method

将通过参数parent而指定的数据行的子行返回为数组。 

parent可以指定TreeDataRow对象或rowId。 如果parent是null，就会返回顶级行。 如果没有子行，就会返回空数组。 

Returns

[TreeDataRow]

Parameters

parent - TreeDataRow. required.

    $('#checkSum').click(function () {
        var row = tree.focusedRow();
        var sum = 0;
        var rows = dataset.children(row);
        for (var i = rows.length; i--;) {
            sum += rows[i].getData('amount');
        }
        if (sum > 10000) {
            alert('Too large !');
        }
    });

See Also

getRow

TreeDataRow.children

TreeDataRow.count

树概述

Examples

树数据组

Hello Tree