## set_Gridlines {#set_gridlines}

Sets a list of Gridline that appear in project view.

**Returns:** void Aspose::Tasks::Saving::

```cpp
set_Gridlines(const System::SharedPtr< System::Collections::Generic::List< System::SharedPtr< Aspose::Tasks::Visualization::Gridline >>> & value)
```

| Parameter | Description |
| --- | --- |
| value |  |