Purpose of Unions in C and C++

Purpose of Unions in C and C++

c++ c unions type-punning

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Why do we need C Unions?

c unions

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When would anyone use a union? Is it a remnant from the C-only days?

c++ c unions

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Difference between a Structure and a Union

c struct unions

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What does "request for member '*******' in something not a structure or union" mean?

c struct unions

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Unions and type-punning

c++ c unions type-punning

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Is type-punning through a union unspecified in C99, and has it become specified in C11?

c c99 unions c11 type-punning

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Anonymous union within struct not in c99?

c gcc struct c99 unions

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sizeof a union in C/C++

c++ c sizeof unions

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How to check what type is currently used in union?

c unions

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Why is it invalid for a union type declared in one function to be used in another function?

c function scope unions

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gcc, strict-aliasing, and casting through a union

c gcc type-conversion unions strict-aliasing

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Union element alignment

c alignment unions

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How to use c union nested in struct with no name

c++ c unions anonymous

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Boost Variant essentially a Union in c/c++?

c++ c unions boost-variant

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