# Structural Cases

This page tests structural variations in documents.

## An Empty Section

## A Section With Only A Code Block

```julia
function foo()
    return 42
end
```

## A Section With Only A Title

### Another heading

#### Fourth level heading

This section has a fourth level heading to test all heading levels.

##### Fifth level heading

Content under the fifth level heading.

###### Sixth level heading

The deepest level of heading supported by Markdown.

