C++ Identifiers : Tokans
April 14, 2017 |
No Comments |
C++ Identifiers : Tokans
We have already seen, which are the different types of characters that are considered legal in c++.
Tokans in C++ -
The group of characters that froms an basic building blok is called as Tokan. Tokan are of 4 types of token in c++.
A. Identifier :
Various data items with symbolic names in C++ is called as Identifiers. Following data item are called as Identifiers in C++ -
1. Name of functions
2. Name of array
3. Name of variable
4. Names of classes
The rules of naming identifiers in C++ :
1. C++ is case-sensitive so that Uppercase Letter and Lowercase Letter are different.
2. The name of identifier cannot being with a digit, However, Underscore can be used as first character while declaring the identifier.
3. Only alphabetic characters, digits and underscore (_) are permitted in C++ language for declaring identifier.
4. Other Special characters are not allowed for naming a variable/ identifier.
5. Keyword cannot be used as an identifier.
2. The name of identifier cannot being with a digit, However, Underscore can be used as first character while declaring the identifier.
3. Only alphabetic characters, digits and underscore (_) are permitted in C++ language for declaring identifier.
4. Other Special characters are not allowed for naming a variable/ identifier.
5. Keyword cannot be used as an identifier.
Some Example of Identifier in C++:
0 comments:
Post a Comment