It compares the first count characters of the arrays pointed to by buf1 and buf2.
int memcmp(const void *buf1, const void *buf2, size_t count); Return Value: it returns an integer. Parameters: buf1 : Pointer to block of memory. buf2 : Pointer to block of memory. count : Maximum numbers of bytes to compare. Return Value is interpreted as : Value Meaning Less than zero buf1 is less than buf2. Zero buf1 is equal to buf2. Greater than zero buf1 is greater than buf2.
Example 1. When count Greater than zero( > 0)
Welcome to GeeksforGeeks is greater than Hello Geeks
Example 2. When count less than zero( < 0)
String 1 is less than String 2
Example 3 : When count equal to zero ( = 0)
Welcome to GeeksforGeeks is the same as Welcome to GeeksforGeeks
This article is contributed by Shivani Ghughtyal. 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.
- C/C++ if else statement with Examples
- C/C++ if statement with Examples
- C/C++ do while loop with Examples
- C/C++ while loop with Examples
- C/C++ if else if ladder with Examples
- C++ boost::dynamic_bitset Class with Examples
- Synchronous Chatting Application using C++ boost::asio
- C/C++ For loop with Examples
- How to input a comma separated string in C++?
- Program to Parse a comma separated string in C++
- Difference between Private and Protected in C++ with Example
- Difference between Inheritance and Polymorphism
- Difference between Single and Multiple Inheritance in C++
- Difference between Abstraction and Encapsulation in C++
- return statement in C/C++ with Examples