In this post, I will talk about ASCII character set and how to deal with ASCII codes in Java.
ASCII character uses 7 bits for character representation. This means that there are total of 128 characters supported by ASCII set. Point to note is that there are only 93 printable characters in ASCII whose ASCII codes are from 33 till 126.
Java supports all popular character including UTF. But sometimes you only want the input to comprise of ASCII printable characters. This