SpreadsheetDocumentRange.ColumnSizeChangeMode

Read and write.Type: SizeChangeMode.
Indicates whether the column containing this cell can be resized.
When a mouse pointer is positioned over the right border of a cell with this property set to QuickChange, the mouse pointer changes its shape to a size-changing shape. You can change the column size using the mouse.
Thin client, web-client, server, thick client, external connection, Mobile application (client), Mobile application (server).

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