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C Programming Code Examples

C > File Operations Code Examples

First, create a file to sort, write unsorted data to disk and now, sort the file. Sorting disk file. A Quicksort for files. First read in record i and j and then write them back in opposite slots.
C various file opening modes: File is opened using fopen() c function, while opening you can use any of the following mode as per the requirement. Mode "r": It is a read only mode,
File I/O for Binary files in C. Pointers for both binary files. Open for binary2.exe file in rb mode. Test logic for successful open. Open file binary2.exe in "wb" mode for writing and
Program that merges lines alternatively from 2 files & print result. Getting the names of file to be concatenated. Opening the files in read only mode. Opening a new file in write mode.
C Compare two binary files, printing the first byte position where they differ. Compare two binary files character by character. Character by character comparision. If equal, continue
Firstly Declare two file pointers for two files. Open 2 files in read mode. Now Inside while loop read both files character by character. Check both characters whether they're equal
If the status returned is 0 then the coversion of file content was completed successfully. If the status returnes is -1 then the conversion of file content was not done. Convert the file
C Program to read a text file and convert the file contents in capital (Upper-case) and write the contents in a output file. Program to copy contents of one file into another by changing
Open the file and point it to the file pointer fpoint1. Initialize the variables line_count, n_o_c_l, n_o_n_b_l, n_o_b_l, n_e_c to zero. Using while loop read the next line character
C Code creates a file & store information. We frequently use files for storing information which can be processed by our programs. In order to store information permanently and
Program to illustrates reading of data from a file. Program to opens a file which is present. Once the file opens successfully, it uses libc fgetc() library call to read the content. Code
Program stores a sentence entered by user in a file. After termination of this program, you can see a text file program.txt created in the same location where this program is located.
C file operations: Open, read, write and close operation in C. The fclose( ) function is used for closing an opened file. As argument you must provide a pointer to the file that you...

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