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(C++) identifier

An identifier is the name given to a variable.

In the example below, a variable is defined with the int data type and the identifier 'x':

Be consistent about identifier names; use either uppercase or underscore but not both to delimit words in identifiers [1].

References

1. John Lakos. Large-Scale C++ Software Design. 1996. ISBN: 0-201-63362-0. Chapter 2.7: 'Be consistent about identifier names; use either uppercase or underscore but not both to delimit words in identifiers'

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