2-minute read: What is faster, std::endl or ‘\n’?

2-minute read: What is faster, std::endl or ‘\n’?

A few days ago I wrote a small app to illustrate one of the articles I was preparing. Basically the program was loading a file from the hard disk, sorting it, and then outputting to another file only unique values (by omitting duplicates). The function for writing unique values to a file looks like this:…