Opps :)

photonstorm · photonstorm · commit 2e50061699e3 · 2020-10-10T11:38:16.000+01:00
diff --git a/src/tilemaps/const.js b/src/tilemaps/const.js
@@ -65,7 +65,7 @@ var CONST = {
      */
     fromOrientationString: function (orientation)
     {
-        orientation = orientation.toLowerCase;
+        orientation = orientation.toLowerCase();
 
         if (orientation === 'isometric')
         {

Original file line number	Diff line number	Diff line change
`@@ -65,7 +65,7 @@ var CONST = {`
`65`	`65`	`*/`
`66`	`66`	`fromOrientationString: function (orientation)`
`67`	`67`	`{`
`68`		`- orientation = orientation.toLowerCase;`
	`68`	`+ orientation = orientation.toLowerCase();`
`69`	`69`
`70`	`70`	`if (orientation === 'isometric')`
`71`	`71`	`{`