Example of rename()
Assume that we have a text file having the name geeks.txt, having some content. So, we are going to rename this file, using the below C program present in the same folder where this file is present.
C Program to Demonstrate the use of rename() Function
C
// C program to demonstrate use of rename()#include <stdio.h>int main(){ // Old file name char old_name[] = "geeks.txt"; // Any string char new_name[] = "w3wiki.txt"; int value; // File name is changed here value = rename(old_name, new_name); // Print the result if (!value) { printf("%s", "File name changed successfully"); } else { perror("Error"); } return 0;} |
Output
If file name changed
File name changed successfully
OR
If file is not present
Error: No such file or directory
rename function in C
The rename() function is used to rename a file in C. It changes the name of the file from old_name to new_name without modifying the content present in the file. It is defined inside <stdio.h> header file.
In this article, we will learn how to rename a file using the rename() function in C programming language.