Extract file extension, lastDotIndex defined and clean up debug output

Author: gideondefar

Sprint-1/1-key-exercises/3-paths.js

@@ -18,5 +18,10 @@ console.log(`The base part of ${filePath} is ${base}`);
 // Create a variable to store the ext part of the variable
 
 const dir = filePath.slice(0, lastSlashIndex);
+console.log(`ABC ${filePath.lastIndexOf(".")}`);
+const lastDotIndex = filePath.lastIndexOf(".");
 const ext = filePath.slice(lastDotIndex);
-// https://www.google.com/search?q=slice+mdn
+// https://www.google.com/search?q=slice+mdn
+
+
+