Extract directory and extension from filePath

Added variables to extract directory and extension from filePath.

Author: anitahy73

Sprint-2/1-key-exercises/3-paths.js

@@ -16,8 +16,10 @@ console.log(`The base part of ${filePath} is ${base}`);
 
 // Create a variable to store the dir part of the filePath variable
 // Create a variable to store the ext part of the variable
+const dir = filePath.slice(0, lastSlashIndex);
+console.log(`The direction of the file is ${dir}`);
+const ext = filePath.slice(filePath.lastIndexOf(".") + 1);
+console.log(`The extenction of the file is ${ext}`);
 
-const dir = ;
-const ext = ;
 
-// https://www.google.com/search?q=slice+mdn
+// https://www.google.com/search?q=slice+mdn