What is Identifier?
Identifiers are names given to different entities such as constants, variables, structures, functions, etc. Example: int amount; double totalbalance; In the above example, amount and totalbalance are identifiers and int, and double are keyword
Meaning of Identifier - A lable attached for the purpose of identification
Second Defination_-
Identifier refer to the names of variables , function, arrays , classes , etc . created by the programmer .