Course of Raku / Essentials / Creating and calling functions / Function names

Quiz — function names

Choose the names which are valid function names.

1 f One-letter names are fine.
1 say Note that this coinsides with the name of a built-in routine.
1 _f May informaly indicate some restrictions on using this function.
0 42answer A name cannot start with a digit.
0 -a_b_c- No way.
1 check-if-that-is-correct A perfectly valid name.
1 OK OK.
1 CheckIfOK Also fine.

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