returns the character at the specified position of the screen
None
The x- and y-coordinates are both one-based.
Attention: This is a low-level function. The arguments are not checked for validity!
| std::text_colour_at | returns the text colour at the specified position of the screen |
| std::background_colour_at | returns the background colour at the specified position of the screen |
| std::set_character_at | sets the character at the given position |