Top "Ifstream" questions

how can I read exactly 128 bytes from an fstream into a string object?

How do I read exactly 128 bytes from an fstream into a string object? I wrote some code to read the …

c++ string iostream fstream ifstream

fstream ifstream I don't understand how to load a data file into my program

My professor is very smart but expects complete noobs like me to just know how to program c++. I don't …

c++ fstream ifstream ofstream

How to write to middle of a file in C++?

I think this should be quite simple, but my googling didn't help so far... I need to write to an …

c++ fstream ifstream ofstream

Creating fstream object from a FILE* pointer

The well known way of creating an fstream object is: ifstream fobj("myfile.txt"); ie. using a filename. But I …

c++ popen ifstream

Getting the nth line of a text file in C++

I need to read the nth line of a text file (e.g. textfile.findline(0) would find the first line …

c++ algorithm file text ifstream

Reading from text file or stdin

I have a program that basically reads a text file and counts the number of occurrences of each word on …

c++ input stdin ifstream

C++ - Read in file lines separated by a comma

I tried looking up what I'm trying to do but I cant find specifically what I'm trying to do. I …

c++ ifstream getline comma

ifstream::open() function using a string as the parameter

I'm trying to make a program that asks for the file that they user would like to read from, and …

c++ string fstream ifstream

How do I return an ifstream back to the beginning of a line that was just read in C++?

After I read a line from a file using ifstream, is there a way to bring the stream back to …

c++ file ifstream

C++: assign cin to an ifstream variable?

You know the common stdio idiom that stdin is specified by a filename of "-", e.g. if ((strcmp(fname, "…

c++ iostream ifstream