undo: Undo past action.
In gWidgets2: Rewrite of gWidgets API for Simplified GUI Construction

Some widgets support undo actions. See reference class method can_undo as well.

undo(obj, ...)

## S3 method for class 'GComponent'
undo(obj, ...)

`obj`	object to call undo on
`...`	ignored

gWidgets2 documentation built on Jan. 11, 2022, 1:07 a.m.

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