endl – Tarik Billa

Overload handling of std::endl?

August 31, 2023 by Tarik

What you need to do is write your own stream buffer: When the stream buffer is flushed you output you prefix characters and the content of the stream. The following works because std::endl causes the following. Add ‘\n’ to the stream. Calls flush() on the stream This calls pubsync() on the stream buffer. This calls … Read more

What is the C++ iostream endl fiasco?

April 16, 2023 by Tarik

(I assume) He just means that many, especially new, C++ programmers use std::endl blindly instead of ‘\n’ for newline, flushing unnecessarily frequently and potentially making the performance of their program abysmal. I.e., most people are taught that std::endl is the canonical way to insert a newline into a stream even though it is very rarely … Read more

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