Copy a file in c language

Viewed 6k times. I try to copy files using this function, but the output files contains strange characters. Please help. Improve this question.

CaTx CaTx 1, 4 4 gold badges 17 17 silver badges 38 38 bronze badges. Converting it to char loses information. Add a comment. Active Oldest Votes. You don't need c to be an array, you can just declare it like this.

Improve this answer. I had it as int initially. CaTx but you don't need fprintf to write a single character. Enno Enno 1, 13 13 silver badges 28 28 bronze badges. I did not know of the other functions. This version is faster because it reads bytes at a time.

If you want to read 1 byte at a time then change to 1. Now let's move on to the program to copy the content of codes. To copy the content of one file to another in C programming, you have to first open both the file, that is, the source file and the target file.

And then start reading the source file's content character by character and place or write the content of source file to target file on every read of character. The question is, write a program in C that copy the content of one file to another file.

The answer to this question is given below:. Save the source code of above program in the same directory, that is inside the folder named c programs. Here we have used codescracker. After saving the source code of above program in the folder c programs present inside the Documents , the folder looks like:. Analyze the statement of C language from two examples When reading the third chapter of the book "C Expert Programming", the book talked about the statement of C language.

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Two simple methods for C language copy files [Solving questions from fundamentals] tags: C language C Copy file.

There are several ways online methods: 1. Use the replication file provided by the operating system API 2, use C The function of the replication file provided by the language itself 3, directly read and write files, operate from file perspectives, and copy one file directly Here we use this is the third. So, what is the problem? How to read the file for bytes? Here I have summarized two ways.