SMART datagrid v.1 > Classes > ColumnGroup

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DataLudi.ColumnGroup.columnByTag  method

返回具有与参数tag相同的tag属性值的第一个列。 如果不存在，就会返回null。 

function columnByTag (tag: String): GridColumn;
Returns
GridColumn
Parameters
tag - String. required.
Code -1
    var group = grid.focusedIndex().group();
    if (group) {
        var col = group.columnByTag('tag');
        col && col.styles().setBackground('#33ff0000');
    }
See Also
GridColumn.tag
Examples
列分组