--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/README.md	Thu Dec 15 23:59:10 2016 +0900
@@ -0,0 +1,75 @@
+# Jungle-Sharp
+
+using UnityEngine.
+tree structure database.
+
+# How to use Jungle-Sharp
+
+namespace is JungleDB, so you write c# script.
+
+using JungleDB;
+
+# How to use Jungle Database.
+
+- need interface.
+
+Jungle
+JungleTree
+JungleTreeEditor
+NodePath
+
+1. Create Instance Jungle from DefaultJungle Class.
+2. Create Tree in 1's Jungle Instance.
+3. Set 2'Tree to Jungle Tree. 
+4. Change Tree Mode to Editor Tree Mode, so Set JungleTreeEditor.
+5. Create root a Path.
+6. Put Key(String) and Value(Byte Array)  Attribute from path to TreeEditor.
+
+private void Start () {
+  Jungle jungle = new DefaultJungle(null, "TestJungle", new DefaultTreeEditor(new DefaultTraverser()));
+  jungle.createNewTree ("TestTree");
+  JungleTree tree = jungle.getTreeByName ("TestTree");
+  JungleTreeEditor editor = tree.getTreeEditor();
+  NodePath root = new DefaultNodePath ();
+  // if put root.
+  Either<Error, JungleTreeEditor> putAttr = editor.putAttribute(root, "Key", "Value"); // <-1>
+  if(putAttr.isA()) { // put error.
+    // Expection
+  }
+  
+  editor = putAttr.b();
+
+  // elif put root children path.
+  NodePath path = root.add(0);
+  Either<Error, JungleTreeEditor> createRootChild = editor.addNewChildAt(root, 0); // <-1, 0>
+  if(createRootChild.isA()) { // child create error.
+    // Expection
+  }
+
+  editor = createRootChild.b(); // success create root child.
+
+  putAttr = editor.putAttribute(path, "Key", "Value");
+  if(putAttr.isA()) { // put error.
+    // Expection
+  }
+
+  editor = putAttr.b();
+  
+  // else put other path child.
+  path = path.add(0);
+  Either<Error, JungleTreeEditor> createPathChild = editor.addNewChildAt(path, 0); // <-1, 0, 0>
+  if(createPathChild.isA()) { // child create error.
+    // Expection
+  }
+
+  editor = createPathChild.b();
+  
+  putAttr = editor.putAttribute(path, "Key", "Value"); 
+  if(putAttr.isA()) { // put error.
+    // Expection
+  }
+
+  editor = putAttr.b(); 
+
+  // end put Attribute function.
+}