Extensions Path?

[saidbakr]

What's the correct syntex to write the Extension directory path in PHP.ini File,
extension_dir= C:\PHP\EXTENSIONS OR
extension_dir= C:/PHP/EXTENSIONS
OR
extension_dir= ./C:/PHP/EXTENSIONS/
OR
OR
OR What Exactly?
Please Help🙁

[Carl_McDade]

C:\php\extensions works.