Inline function:- the inline function are those that can be expand at the time of compilation. inline function is a combination of macro function. either at the time of declaration or definition of ...

Functions can be instructed to compiler to make them inline so that compiler can replace those function definition wherever those are being called. Compiler replaces the definition of inline functions ...

Calling a function generally causes a certain overhead (stacking arguments, jumps, etc...), and thus for very short functions, it may be more efficient to simply insert the code of the function where ...