Question about file

hi
i have a file with this text in it : "hi , how are you? are you ok?"
i want add a word like TODAY after "are" without lose other words.

how can do it?
i do not want use temp file.

read contents of the file into string, modify string, write string back to file

Originally Posted by vart

read contents of the file into string, modify string, write string back to file

how modify string?

Code:

std::string test = "a";

test += "b";

like this?

Probably you'd want to use the insert member function to insert the word you wish to add to the string once you find where in the string the insert is to take place.