update

src/mcts.jl

@@ -379,6 +379,29 @@ function selectChildNode(node::MCTSNode)::MCTSNode
 end
 
 
+""" Determine wheter a given node is a root node
+
+# Arguments
+  - `node::MCTSNode`
+    node of a search tree
+
+# Return
+  - `isrootnode::Bool`
+    true if the given node is root node, false otherwise
+
+# Example
+```jldoctest
+julia> 
+```
+
+# TODO
+  [] update docs
+  [TESTING] implement the function
+
+# Signature
+"""
+isroot(node::MCTSNode)::Bool = node.nodekey == "root" ? true : false
+
 # ------------------------------------------------------------------------------------------------ #
 #                    Create a complete example using the defined MCTS functions                    #
 # ------------------------------------------------------------------------------------------------ #