problem description
The insert column in the right-click cell is always grayed out, no matter which cell it is, but insert row is OK.methods that have been tried
set hotSettings
allowInsertColumn:true,
allowInsertRow:true,
/ / maxRows: 22,
/ / maxCols: 22,
contextMenu: true,
official website demo
the effect you want to achieve
like insert Row, you can manipulate
in the cell.