In c++ write a program. Give the necessary statements to open a file and to confirm that...

In c++ write a program. Give the necessary statements to open a file and to confirm that the file has been successfully opened for writing.

Solutions

Expert Solution

#include <iostream>
#include <fstream>
using namespace std;

int main () {
ofstream myfile ("example.txt"); //ofstream object to write on a file
if (myfile.is_open())
{
cout<<"File successfully opened"<<endl;
myfile.close();
}
else cout << "Unable to open file";
return 0;
}

Please refer to the screenshot of the code to understand the indentation of the code

Output:

Hope this helped. Please do upvote and if there are any queries please ask in comments section.

venereology answered 1 year ago

Next > < Previous

Related Solutions

Program Requirements: Write a C++ program according to the following requirements: 1. Open the data file...

Program Requirements: Write a C++ program according to the following requirements: 1. Open the data file Electricity.txt and read each column into an array (8 arrays total). 2. Also create 2 arrays for the following: Total Fossil Fuel Energy (sum of all fossil fuels) Total Renewable Energy (sum of all renewable sources) Electricity.txt: Net generation United States all sectors monthly https://www.eia.gov/electricity/data/browser/ Source: U.S. Energy Information Administration All values in thousands of megawatthours Year all fuels coal natural gas nuclear ...

Write a C++ program to open and read a text file and count each unique token...

Write a C++ program to open and read a text file and count each unique token (word) by creating a new data type, struct, and by managing a vector of struct objects, passing the vector into and out of a function. Declare a struct TokenFreq that consists of two data members: (1) string value; and (2) int freq; Obviously, an object of this struct will be used to store a specific token and its frequency. For example, the following object...

Write a program that creates an output file named rand_nums.txt. Open the file and write 100...

Write a program that creates an output file named rand_nums.txt. Open the file and write 100 random integers between -50 and +50 (inclusive) to the file. Be sure to handle any file IO exceptions. Remember to close the file. Write a program that opens rand_nums.txt for input. Create two output files pos.txt and neg.txt. Read through the input file, one line at a time, converting each line into an integer (no exception handling, yet). If the number is positive, write...

Language: c++ using visual basic Write a program to open a text file that you created,...

Language: c++ using visual basic Write a program to open a text file that you created, read the file into arrays, sort the data by price (low to high), by box number (low to high), search for a price of a specific box number and create a reorder report. The reorder report should alert purchasing to order boxes whose inventory falls below 100. Sort the reorder report from high to low. Inventory data to input. Box number Number boxes in...

C++ Write a program that prompts for a file name and then reads the file to...

C++ Write a program that prompts for a file name and then reads the file to check for balanced curly braces, {; parentheses, (); and square brackets, []. Use a stack to store the most recent unmatched left symbol. The program should ignore any character that is not a parenthesis, curly brace, or square bracket. Note that proper nesting is required. For instance, [a(b]c) is invalid. Display the line number the error occurred on. These are a few of the...

Write a C program using system call I/O to a) open an existing text file passed...

Write a C program using system call I/O to a) open an existing text file passed to your program as a command line argument, then b) display the content of the file, c) ask the user what information he/she wants to append d) receive the info from the user via keyboard e) append the info received in d) to the end of the file f) display the updated content of the file

Using OOP, write a C++ program that will read in a file of names. The file...

Using OOP, write a C++ program that will read in a file of names. The file is called Names.txt and should be located in the current directory of your program. Read in and store the names into an array of 30 names. Sort the array using the selection sort or the bubblesort code found in your textbook. List the roster of students in ascending alphabetical order. Projects using global variables or not using a class and object will result in...

Write a C program that Reads a text file(any file) and writes it to a binary file....

Write a C program that Reads a text file(any file) and writes it to a binary file. Reads the binary file and converts it to a text file.

write a program in c++ that opens a file, that will be given to you and...

write a program in c++ that opens a file, that will be given to you and you will read each record. Each record is for an employee and contains First name, Last Name hours worked and hourly wage. Example; John Smith 40.3 13.78 the 40.3 is the hours worked. the 13.78 is the hourly rate. Details: the name of the file is EmployeeNameTime.txt Calculate the gross pay. If over 40 hours in the week then give them time and a...

Tail of a File, C++ Program. write a program that asks the user for the name...

Tail of a File, C++ Program. write a program that asks the user for the name of a text file. The program should display the last 10 lines, or all lines if less than 10. The program should do this using seekg Here is what I have so far. #include<iostream> #include<fstream> #include<string> using namespace std; class File { private: fstream file; string name; public: int countlines(); void printlines(); }; int File::countlines() { int total =...

Subjects