JpGraph错误：25001 GD库在Windows上使用xampp无法正常工作

I have uncommented (extension=gd2) GD library from php.ini file

But Its couldn't be working on my local server using xampp PHP version-7.

Here is the error I have found:

JpGraph Error: 25001 This PHP installation is not configured with the GD library. Please recompile PHP with GD support to run JpGraph. (Neither function imagetypes() nor imagecreatefromstring() does exist)

And with this img error: