One good reason to use typedef is if the type of something may change.
Read moreShould I use using or typedef?
Conclusion. When it comes to defining simpler type aliases, choosing between typedef and alias-declaration could be a matter of personal choice. However, while defining the more complex template aliases, function-pointer aliases, and array reference aliases, the alias-declaration is a clear winner .
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You can use typedef to give a name to your user defined data types as well. For example, you can use typedef with structure to define a new data type and then use that data type to define structure variables directly as follows −
Read moreWhat is typedef structure in C?
The C language contains the typedef keyword to allow users to provide alternative names for the primitive (e.g., int) and user-defined (e.g struct) data types . Remember, this keyword adds a new name for some existing data type but does not create a new type.
Read moreWhat is typedef structure in C?
The C language contains the typedef keyword to allow users to provide alternative names for the primitive (e.g., int) and user-defined (e.g struct) data types . Remember, this keyword adds a new name for some existing data type but does not create a new type.
Read moreIs it good to use typedef?
typedef is necessary for many template metaprogramming tasks — whenever a class is treated as a “compile-time type function”, a typedef is used as a “compile-time type value” to obtain the resulting type. … Note that template metaprogramming is not commonly used outside of library development.
Read moreIs it good to use typedef?
typedef is necessary for many template metaprogramming tasks — whenever a class is treated as a “compile-time type function”, a typedef is used as a “compile-time type value” to obtain the resulting type. … Note that template metaprogramming is not commonly used outside of library development.
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