Search DaniWeb - ofstream

Re: ofstream and fstream 14 Years Ago by mitrmkar >> 'ofstream': No such file or directory": The C++ header files are listed in this [URL="http://www.cplusplus.com/reference/"]Reference[/URL]. Re: ofstream 19 Years Ago by Narue … as I can tell, it basically means do this: [code] ofstream foutput ( "somefile" ); Worker w; w.printOut ( … by having it accept a reference to ostream rather than ofstream: [code] void Worker::printOut ( ostream& out ); [/…you can merge them together. When you declare an ofstream object, just call the constructor at the same … ofstream 19 Years Ago by WrEcK … do it for i just need help. 1. declare an ofstream foutput in main function 2. open a file in main… the format we have to use [CODE]void Worker:: printOut(ofstream & fout) { fout << .... }[/CODE] i understand 1,2…,and 4 but i don't understand what (ofstream & fout) is doing or how to pass foutput to… ofstream 17 Years Ago by Jennifer84 …; out to the file. Any idéas on this ? [code] ofstream out; out.open("C:\\File.txt") out <… ofstream and fstream 14 Years Ago by Violet_82 …with "fatal error C1083: Cannot open include file: 'ofstream': No such file or directory": [CODE]#include <…myfile.close() ; }[/CODE] if I instead replace [CODE]#include <ofstream>[/CODE] with [CODE]#include <fstream>[/CODE] it…create a file and input some data in it ofstream was enough, or if I wanted to read from… ofstream nonsense 14 Years Ago by n0de …lt;char>] pro1.cpp:142: error: ‘struct std::ofstream’ has no member named ‘seekg’ pro1.cpp:148: error…: ‘struct std::ofstream’ has no member named ‘tellg’ [/CODE] Function in …* issaugomas, int &kiekis) { string sPB; bd(sPB); ofstream osB(sPB.c_str()); if (osB.open()) { osB.seekg(0, ios… Ofstream doesn't write to file in inheritance 14 Years Ago by Red20XX …X[i]; s5 += 1; s6 += Y[i]; } ofstream out_in6("in_6",ios::out); out_in6 << s1… "/usr/tools/EE259/IO/sample_p5.h" ofstream the_output_file_16("out_61", ios::out); class EZ_MATH:…stdlib.h> #include<string.h> ofstream output_file("out.5", ios::out); class MATRIX… Ofstream object problem 14 Years Ago by highflyer8 …namespace std; void errors(double, threevector, ofstream&); // Function that calculates the errors…else if (determinant = 'L') // Leapfrog method { ofstream outfile("leapfrog.txt"); outfile << "… Re: ofstream nonsense 14 Years Ago by jonsca For line 140, you want [icode] is_open() [/icode] for sure. EDIT: Also, the g in seekg is for "get pointer," which belongs with ifstream only. The corresponding functions end in p for the ofstream. (see [url]http://www.cplusplus.com/reference/iostream/ofstream/[/url] midpage). Re: ofstream nonsense 14 Years Ago by n0de … ifstream only. The corresponding functions end in p for the ofstream. (see [url]http://www.cplusplus.com/reference/iostream…/ofstream/[/url] midpage).[/QUOTE] Thanks, now I will know that if/… ofstream Filename Problem 15 Years Ago by apease11 I can't seem to get [ICODE]ofstream[/ICODE] to use a [ICODE]dynamic name[/ICODE]. It…infoBuf); cout<<"Press Enter..."; cin.get(); ofstream outputFile2 (title, ios::trunc); outputFile2<<"Computer Name… I put [ICODE]title[/ICODE], is that correct? [ICODE]ofstream[/ICODE] doesn't seem to want to create files from… Re: ofstream nonsense 14 Years Ago by Ancient Dragon you probably didn't include <fstream> and add [icode]using std::ofstream;[/icode] Re: ofstream nonsense 14 Years Ago by n0de i have included :) i am using ifstream in another function - and there everything is okay - no errors (in the same program, i mean). I have added [CODE]using namespace std;[/CODE] - isn't that enough, should i additionaly use [CODE]using std::ofstream;[/CODE] ? Re: ofstream nonsense 14 Years Ago by n0de … issaugoti (irasas * issaugomas, int &kiekis) { string sPB; bd(sPB); ofstream osB(sPB.c_str()); if (osB.open()) { osB.seekg(0, ios… Re: Ofstream doesn't write to file in inheritance 14 Years Ago by Red20XX [QUOTE=jonsca;1414852]Why not make the ofstream elements members of their respective classes? (and instantiate them in … header.So I can't really modify anything dealing with ofstream. ofstream problem, not writing 13 Years Ago by jakezcop …ios::trunc); walletfile << wallet; walletfile.close(); ofstream accountfile; accountfile.open("C:/accounts/account.acnt", ios…::trunc); accountfile << account; accountfile.close(); ofstream savingsfile; savingsfile.open("C:/accounts/savings.acnt", ios… Re: ofstream - creating file problem 15 Years Ago by Danny_501 because ofstream.open() only takes a "const char * filename" as the argument, not a string. string.c_str() converts a string into a c string (char pointer). look at this website for more details: [URL="http://www.cplusplus.com/reference/iostream/ofstream/open/"]http://www.cplusplus.com/reference/iostream/ofstream/open/[/URL] Re: Ofstream doesn't write to file in inheritance 14 Years Ago by jonsca Why not make the ofstream elements members of their respective classes? (and instantiate them in … ofstream problem 19 Years Ago by freemind …]int Truck_Manager::Truck::tmp_save(Truck T, short n) { // Not complete ofstream of("tmp_save.txt", ios::app); of.write("…(Truck_Manager::Truck, short int)': Route_Manager.cpp:92: error: variable `std::ofstream of' has initializer but incomplete type << moderator edit… ofstream.. dynamic filename and path? 18 Years Ago by phalaris_trip …"; // passed to program at runtime std::ofstream output; output.open(fileName); // path of ofstream = string fileName output << "success… ofstream and movefile 16 Years Ago by qeinar if you use movefile and ofstream the ofstream file won't be made.. :s any way to solve this? Ofstream Question 16 Years Ago by Dannyo329 Hi, I have a question with ofstream, is there anyway to ask the user for a file …; cout << "Enter filename:"; getline(cin, file); ofstream ofile; ofile.open(file); ofile << (stuff....); ofile.close… Re: Ofstream Question 16 Years Ago by JasonHippy [QUOTE=Dannyo329;853713]Hi, I have a question with ofstream, is there anyway to ask the user for a file …; cout << "Enter filename:"; getline(cin, file); ofstream ofile; ofile.open(file); ofile << (stuff....); ofile.close… ofstream doesn't work or the first line isn't run 15 Years Ago by DimOK … shint short unsigned int const char* InS ="input{"; ofstream log ("C:\\Users\\DimOK\\Desktop\\Lat\\TEST1\\log.txt… ("C:\\Users\\DimOK\\Desktop\\Lat\\TEST1\\Square_Equals_Task.tex"); ofstream o ("C:\\Users\\DimOK\\Desktop\\Lat\\TEST1\\Square_Equals_Task2.tex… Re: ofstream doesn't work or the first line isn't run 15 Years Ago by tux4life … computer? [CODE=cplusplus] #include <fstream> int main() { std::ofstream fout("test.txt"); fout << "Hello… correctly: [CODE=cplusplus] #include <fstream> int main() { std::ofstream fout("C:\\Users\\DimOK\\Desktop\\Lat\\TEST1\\test.txt… Re: ofstream doesn't work or the first line isn't run 15 Years Ago by DimOK … short unsigned int shint; const char* InS ="input{"; ofstream logs ("log.txt"); bool EqN (ifstream &as…; "\nThe begining."; ifstream i ("Square_Equals_Task.tex"); ofstream o ("Square_Equals_Task2.tex"); logs << "\nBefore… Re: ofstream Filename Problem 15 Years Ago by apease11 …); cout<<"Press Enter...\n"; cin.get(); ofstream outputFile2 ("version.txt", ios::trunc); outputFile2<<… ofstream - creating file problem 15 Years Ago by mybluehair I need to create a new txt file using ofstream, but I need to use a string to name the file. For example: [CODE] string string1 = "testfile.txt"; ofstream myfile; myfile.open (string1);[/CODE] but when I try, it says I can do this because string is not a valid variable type for an 'open' call. Any ideas? Re: ofstream - creating file problem 15 Years Ago by Danny_501 …;1260534]I need to create a new txt file using ofstream, but I need to use a string to name the… file. For example: [CODE] string string1 = "testfile.txt"; ofstream myfile; myfile.open (string1);[/CODE] but when I try, it… ofstream pointer? 14 Years Ago by nahmartin … file is completed is there a way to point the ofstream back to the beginning of the file so that i… The lines I replace are exactly the same length [CODE] ofstream file_out(output_file); //lots of output to file_out file_out.close(); fstream…