@@ -0,0 +1,40 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+// usage: Attach this script to gameobject with Canvas component
+// click mouse button to switch modes *note: worldspace will not be visible without scaling it
+// https://docs.unity3d.com/ScriptReference/Canvas-renderMode.html
+
+namespace UnityLibrary
+{
+    public class CanvasRenderMode : MonoBehaviour
+    {
+        Canvas canvas;
+
+        void Start()
+        {
+            canvas = GetComponent<Canvas>();
+            if (canvas == null)
+            {
+                Debug.LogError("Canvas not found..", gameObject);
+                this.enabled = false;
+            }
+        }
+
+        void Update()
+        {
+            // switch modes on left mouse click
+            if (Input.GetMouseButtonDown(0))
+            {
+                if (canvas.renderMode != RenderMode.WorldSpace)
+                {
+                    canvas.renderMode = RenderMode.WorldSpace;
+                } else
+                {
+                    canvas.renderMode = RenderMode.ScreenSpaceOverlay;
+                }
+            }
+        }
+    }
+}