undo zle命令用来执行命令.例如,将其绑定到Ctrl_： @H_404_16@bindkey '^_' undo

从zshzle(1)开始：

@H_404_16@undo (^_ ^Xu ^X^U) (unbound) (unbound) Incrementally undo the last text modification. redo Incrementally redo undone text modifications.