C Program to Delete a File Using remove() — Safe Code with Error Handling

Posted on November 8, 2012June 17, 2026 by Sandeepa Nadahalli

The remove() function in C deletes a file from the filesystem. Defined in <stdio.h>, it works on both Windows and Linux — making it the standard, portable way to delete files from a C program. Syntax int remove(const char *filename); filename is the path to the file — relative to the working directory (e.g. data.txt) …

Delete a File in C – remove() with Error Handling

Posted on April 6, 2012August 22, 2026 by Sandeepa Nadahalli

To delete a file in C, call the standard library function remove() from <stdio.h>: it takes the file name as a string and returns 0 on success. That one line is portable across Linux, macOS, and Windows — no operating-system headers needed. What separates a toy example from production-quality code is what happens when deletion …