Apr 2, 2010 · From wikipedia: typedef is a keyword in the C and C++ programming languages. The purpose of typedef is to assign alternative names to existing types, most often those whose standard declaration is cumbersome, potentially confusing, or likely to vary from one implementation to another. And: K&R states that there are two reasons for using a typedef.

Nov 28, 2011 · Without the typedef word, in C++ the declaration would declare a variable FunctionFunc of type pointer to function of no arguments, returning void. With the typedef it instead defines FunctionFunc as a name for that type.

Feb 5, 2009 · In my years of C++ (MFC) programming in I never felt the need to use typedef, so I don't really know what is it used for. Where should I use it? Are there any real situations where the use of typed...

A typedef-name can also be introduced by an alias-declaration. The identifier following the using keyword becomes a typedef-name and the optional attribute-specifier-seq following the identifier appertains to that typedef-name. It has the same semantics as …

Dec 6, 2013 · A typedef, is just an alias - "typedef is a reserved keyword in the programming languages C and C++. It is used to create an additional name (alias) for another data type, but does not create a new type" (Wiki)

Oct 18, 2009 · A typedef in C/C++ is used to give a certain data type another name for you to use. In your code snippet, set<int, less<int> > is the data type you want to give another name (an alias if you wish) to and that name is SetInt The main purpose of using a typedef is to simplify the comprehension of the code from a programmer's perspective.

Feb 25, 2022 · I see a lot of different typedef usages in many C courses and examples. Here is the CORRECT way to do this (example from ISO/IEC C language specification draft) typedef struct tnode TNODE; struct ...

Nov 3, 2009 · I wonder if typedef and #define are the same in C. What are the differences between them?

Dec 12, 2016 · For syntactic convenience, typedef is treated as a storage class specifier, like extern, static, or register. Semantically of course it's quite different, but when typedef was added to the language, it was simpler to use an existing piece of the grammar to define its syntax.

Apr 5, 2016 · Do you not mean typedefs for function pointers, instead of macros for function pointers? I've seen the former but not the latter.