Use of typedef in C

Following are some common uses of the typedef in C programming:

  • The typedef keyword gives a meaningful name to the existing data type which helps other users to understand the program more easily.
  • It can be used with structures to increase code readability and we don’t have to type struct repeatedly.
  • The typedef keyword can also be used with pointers to declare multiple pointers in a single statement.
  • It can be used with arrays to declare any number of variables.

C typedef

The typedef is a keyword that is used to provide existing data types with a new name. The C typedef keyword is used to redefine the name of already existing data types.

When names of datatypes become difficult to use in programs, typedef is used with user-defined datatypes, which behave similarly to defining an alias for commands.

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C typedef Syntax

typedef existing_name alias_name;...

Example of typedef in C

typedef long long ll;...

Use of typedef in C

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1. typedef struct

Following are some common uses of the typedef in C programming:...

2. typedef with Pointers

typedef can also be used with structures in the C programming language. A new data type can be created and used to define the structure variable....

3. typedef with Array

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C typedef vs #define

typedef can also be used with pointers as it gives an alias name to the pointers. Typedef is very efficient while declaring multiple pointers in a single statement because pointers bind to the right on the simple declaration....

FAQs on typedef in C

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