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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