THE ASCII CODE TABLE
The ASCII code is the code which works as a background task in the processor of the computer. The ASCII code means ( American Standard Code for Information Interchange ).
All the buttons on the keyboard have some special ASCII code, these are total 128 characters. All capital letters(A-Z), all small letters(a-z), all digits(0-9), all the symbols(.,;'"/\@#$5%), etc.... all have some ASCII code it is used to hide some information not to show to the public.
A=56, B=57......... etc.