What does this character mean?

Characters refer to letters, numbers, words and symbols used in computers.

Including: 1, 2, 3, a, b, c, ~! # $% ...-* ()-+and so on.

Characters are abstract entities that can be represented by many different character patterns or code pages. For example, Unicode UTF- 16 encoding represents characters as an integer sequence of 16 bits. According to Google's statistics, UTF-8 is the most commonly used web page coding method at present. [1] Compared with most character codes that correspond characters to numbers or bit strings, Morse cipher uses an electronic pulse sequence with uncertain length to represent characters.