Also, the forum tries to auto render your text, and often posting code without special formatting will mean that parts of it disappear/render out…meaning that if someone were to copy and paste your code there would be parts missing.
You can avoid this by using back ticks, the little tick mark that on US keyboards is with the tilde key.
Writing text, `single backticks` become in-line code.
→ Writing text, single backticks become in-line code.
```
// a multi-line block should have
// three backticks at the beginning
// and another three at the end
```
→
// a multi-line block should have
// three backticks at the beginning
// and another three at the end