refactor(file-templates): c++-mode/__main.cpp: modernize

- Drops `using namespace std`: a known anti-pattern which imports a
  massive namespace into the global namespace. See
  https://stackoverflow.com/questions/1452721/why-is-using-namespace-std-considered-bad-practice
- Modernizes/generalizes `main`'s signature with a trailing return
  type (C++11)

Ref: https://stackoverflow.com/questions/1452721/why-is-using-namespace-std-considered-bad-practice
Close: #7387

This commit is contained in:

Lorenzo Ravaglia

2023-09-07 20:07:35 +02:00

• committed by

Henrik Lissner

parent 9cc9351cae

commit 25602409b6

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1 changed files with 1 additions and 3 deletions

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