jQuery 3.3.1, HTML, CSS, JavaScript
Example for article at https://www.gyrocode.com/articles/jquery-datatables-how-to-expand-collapse-all-child-rows/
jQuery 1.9.1, HTML, CSS, JavaScript
No-Library (pure JS), HTML, CSS, JavaScript
jQuery 1.10.1, HTML, CSS, JavaScript
author(s): Torstein Hønsi
Fiddle to get charts for mocks