Merge pull request #53 from Intrepidd/patch-1

Add parent method to README
evolve75 · Jan 1, 2016 · 77c6087 · 77c6087
2 parents 851498e + f187fd6
commit 77c6087
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/README.md b/README.md
@@ -103,6 +103,9 @@ siblings_of_child1 = child1.siblings
 # ..... Retrieve immediate children of the root node as an array.
 children_of_root = root_node.children
 
+# ..... Retrieve the parent of a node.
+parent = child1.parent
+
 # ..... This is a depth-first and L-to-R pre-ordered traversal.
 root_node.each { |node| node.content.reverse }