In C/C++ sizeof() operator is used to find size of a date type or variable. Expressions written in sizeof() are never executed.
Even if we assign a value inside sizeof(), the changes are not reflected.
Output: a = 5, b = 4
This article is contributed by Nishu Singh. If you like GeeksforGeeks and would like to contribute, you can also write an article using contribute.geeksforgeeks.org or mail your article to email@example.com. See your article appearing on the GeeksforGeeks main page and help other Geeks.
Please write comments if you find anything incorrect, or you want to share more information about the topic discussed above.
- Is sizeof for a struct equal to the sum of sizeof of each member?
- Functions that are executed before and after main() in C
- Why does sizeof(x++) not increment x in C?
- Implement Your Own sizeof
- sizeof operator in C
- sizeof() for Floating Constant in C
- Do not use sizeof for array parameters
- Operands for sizeof operator
- Difference between strlen() and sizeof() for string in C
- How to find size of array in C/C++ without using sizeof ?
- Written version of Logical operators in C++
- Vector of Vectors in C++ STL with Examples
- Introduction to the C99 Programming Language : Part I
- Jagged Array or Array of Arrays in C with Examples