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remove

container.mutable_tree_map.remove

(key KEY)
 => 
option VAL
[Redefinition of  container.Mutable_Map.remove]
remove the mapping from k to some value from this map

returns the value that k previously mapped to, or nil if
no mapping was actually removed
0.095dev (GIT hash 09dff08de289bbb6f7136c7e2f8c66dcc1856bba)
last changed: 2026-04-16