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[#ifndef

Question tag: [#ifndef 2 Questions

0 Votes 1 Ans

Multiple Read Protection [#ifndef – 1] When creating header files, what is the #ifndef … #define … #endif for, why do we need it, and how does it work?

[#ifndef creating files header read

0 Votes 1 Ans

Multiple Read Protection [#ifndef – 2] What if we have, say, 4 class headers being stored in one file, for convenience. Would we use ONE #ifndef directive or MULTIPLE #ifndef directives around each individual class header?

[#ifndef class headers read stored