C++ Inline Function Question:

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Does the inline functions improve performance?

C++ Inline Function Interview Question
C++ Inline Function Interview Question

Answer:

A function when defined as INLINE, the code from the function definition is directly copied into the code of the calling function.

★ It avoids the overhead of calling the actual function. This is because the complier performs and inline expansion which eliminates the time overhead when a function is called.
★ Reduces space as no separate set of instructions in memory is written.

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Explain the difference between inline functions and macros?Described the disadvantages of using macro and inline functions?