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cpp-file-handling

414+ posts

File Handling through C++ Classes

Last Updated: 15 May 2025

In C++, programs run in the computer’s RAM (Random Access Memory), in which the data used by a program only exists while the program is running. Once the program terminate...read more

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Technical Scripter

cpp-file-handling

Find sum of integers in a file which contains any characters

Last Updated: 06 September 2017

You are given a text file which contains any type of characters. You have to find the sum of integer values. Examples:Input : text.txt Let contents of test.txt be : :-,,$%...read more

cpp-file-handling

tellp() in file handling with c++ with example

Last Updated: 12 July 2021

The tellp() function is used with output streams, and returns the current "put" position of the pointer in the stream. It has no parameters and return a value of the membe...read more

Competitive Programming

cpp-file-handling

Set Position with seekg() in C++ File Handling

Last Updated: 05 April 2022

seekg() is a function in the iostream library that allows you to seek an arbitrary position in a file. It is included in the fstream header file and is defined for istream...read more

Competitive Programming

cpp-file-handling

rename function in C

Last Updated: 21 September 2023

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 def...read more

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cpp-file-handling

C-File Handling

Self Destructing Code in C

Last Updated: 21 November 2017

Using remove() function in C, we can write a program which can destroy itself after it is compiled and executed.Explanation: This can be done using the remove function in ...read more

Technical Scripter

cpp-file-handling

I/O Redirection in C++

Last Updated: 15 May 2025

In C++, input and output operations are done in the form of sequence of bytes called stream through the stream objects like cin and cout. These objects use different compo...read more

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cpp-input-output

cpp-file-handling

C++ program to read file word by word

Last Updated: 14 February 2023

Given a text file, extract words from it. In other words, read the content of file word by word. Example :Input: And in that dream, we were flying.Output:Andinthatdream,we...read more

cpp-file-handling

C++ program to append content of one text file to another

Last Updated: 23 November 2022

Given source and destination text files. Append the content from the source file to the destination file and then display the content of the destination file.Example :Inpu...read more

cpp-file-handling

Program to delete a line given the line number from a file

Last Updated: 20 February 2018

Given a file and a line number n, the task is to delete nth line from the given text file.Suppose the initial content of myfile.txt is :GeeksforGeeksGeeksforGeeks IDEGeek...read more

cpp-file-handling

C Program to find size of a File

Last Updated: 28 April 2018

Given a text file, find its size in bytes.Examples:Input : file_name = "a.txt" Let "a.txt" contains "geeks"Output : 6 BytesThere are 5 bytes for 5 characters then...read more

cpp-file-handling

C-File Handling

C++ Program to Create a File

Last Updated: 17 September 2024

Problem Statement:Write a C++ program to create a file using file handling and check whether the file is created successfully or not. If a file is created successfully the...read more

cpp-file-handling

Read a record from a File in C++ using seekg() and tellg()

Last Updated: 16 December 2022

Given that a binary file "student.data" is already loaded in the memory of the computer with the record of 100 students, the task is to read the Kth record and perform som...read more

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cpp-file-handling

Custom Jumble Word Game

Last Updated: 10 April 2024

Given a string str, the task is to print all the anagrams of the given string which forms a word that exists in English Dictionary. Note: For using dictionary words, a tex...read more

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cpp-file-handling

C program to compare two files and report mismatches

Last Updated: 17 May 2017

We are given almost two identical files. But some characters are corrupted. We need to find the line number and their position where those corrupted letter exists as well ...read more

cpp-file-handling

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