0
char* duplicated strdup("Hello World");
duplicated will now contain the address to dynamically allocated memory of a C-style string that contains "Hello World" and a null at the end. Be sure to free duplicated when you're done with it or you'll have a memory leak.
Wiki User
∙ 8y ago
Add your answer:
Earn +20 pts
Why you use 'integer' before function in C language?
To specify the return-type of the function.
What function is used to perform exponentiation in C language?
You can use the pow() function in math.h.
How do you allocate memory dynamically for a string of unknown size in c?
With function strdup (here is an implementation, if you don't have one already)char *strdup (const char *f){size_t len;char *to;len= strlen (f);to = malloc (len+1);if (to) memcpy (to, f, len+1);return to;}
Why you use else function in c language?
You cannot have a function named else, because it is a reserved word.
How you can convert from string to int in C language?
Use the atoi() or atol() function.
What is the use of gets function in c language?
Nothing, it is a security hole. Use 'fgets' instead.
What is the differnce between ordinary function and template function of c language?
The c language does not have template functions. That is a c++ thing.
Why you are using clrscr in c language?
Function 'clrscr' is not part of the C language. Or the standard libraries. It is MS-DOS specific function, use the help for details (clrscr means clear the screen).
Why use setcolor function in c graphics?
C language doesn't say anything about graphics, it is platform-dependent.
How do you use cosine in c language?
Include the header file math.h and use the function acos(d)
How do you createe a file using c language?
Use function open or creat or fopen.
How can you make a file in c language read only?
In UNIX: use function chmod
