The wmemset() function is a builtin function in C/C++ which copies a single wide character for a specified number of time to a wide character array. It is defined within the cwchar header file in C++.
wmemset(des, ch, count)
Parameters: The function accepts three parameters which are described below.
- des: It specifies to the wide character array to copy the wide character.
- ch: It specifies to the wide character to copy.
- count: It specifies to number of times to copy.
Return Value: The function returns three values as follows:
- If the count is greater then 0, then function returns des.
- If count is less than 0, Segmentation Fault may occur.
- If count is equal to zero, the function does nothing.
Below programs illustrate the above function.
After copying G 10 times GGGGGGGGGG
After copying r 0 times
Runtime Errors: Segmentation Fault (SIGSEGV)
- Manipulators in C++ with Examples
- SDL library in C/C++ with examples
- std::allocator() in C++ with Examples
- set_symmetric_difference in C++ with Examples
- iswprint() in C/C++ with Examples
- iswgraph() in C/C++ with Examples
- feclearexcept in C++ with Examples
- ios eof() function in C++ with Examples
- ratio_equal() in C++ with examples
- scanf("%[^\n]s", str) Vs gets(str) in C with Examples
- cauchy_distribution a() in C++ with Examples
- negative_binomial_distribution in C++ with Examples
- mbrtoc16() in C/C++ with Examples
- mbrtoc32() in C/C++ with Examples
- std::mismatch() with examples in C++
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 Improve this article if you find anything incorrect by clicking on the "Improve Article" button below.