<function name="PreUndo" parent="GM" type="hook"> <ishook>yes</ishook>⤶ <description>Called just before performing an undo.</description> <realm>Server</realm> <predicted>No</predicted>⤶ <added>2021.03.31</added> <args> <arg name="undo" type="table">The undo table. See <page text="Undo">Structures/Undo</page> struct.</arg> </args> </function>