Identifiers are names given to identify a specific entity (e.g. a variable, function, constant, object, etc), allowing them to be referred to.


Just like algebraic substitutions in maths.


The names can consist of the 26 letters of the Latin alphabet (upper/lower case), the 10 Arabic/Western numerals and the ASCII underscore character _




Start with a number

Be any of the C++ language reserved / key words



ALL identifiers, statements, expressions, etc, are cAse SensITiVe !!!

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