Deprecated: Methods with the same name as their class will not be constructors in a future version of PHP; ImgData_Squares has a deprecated constructor in E:\xampp\htdocs\www\code\jpgraph\src\imgdata_squares.inc.php on line 11

Fatal error: Uncaught Error: Class 'ImgData' not found in E:\xampp\htdocs\www\code\jpgraph\src\imgdata_squares.inc.php:11 Stack trace: #0 {main} thrown in E:\xampp\htdocs\www\code\jpgraph\src\imgdata_squares.inc.php on line 11