undo

What does this API do?

Undoes one recorded editing step and returns whether it ran.

Exact input and result types

undo(): Promise<boolean>

The return type is Promise<boolean>.

Usage flow

After registering and initializing the Grid element, call grid.undo(…). Read the return value with await. For methods returning a boolean or report, inspect the result before continuing.

Feature explanations and examples

• Edit history

  Undo or redo recorded editing transactions. One operation may contain multiple cell changes, so cell counts and history counts are not necessarily equal.