<pre class="syntax-highlighting"><code class="language-rust"><span class="source rust"><span class="meta function rust"><span class="meta function rust"><span class="storage type function rust">fn</span> </span><span class="entity name function rust">hello</span></span><span class="meta function rust"><span class="meta function parameters rust"><span class="punctuation section parameters begin rust">(</span></span><span class="meta function rust"><span class="meta function parameters rust"><span class="punctuation section parameters end rust">)</span></span></span></span><span class="punctuation terminator rust">;</span>
</span></code></pre>

```rust
fn hello();
```

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<pre class="syntax-highlighting"><code><span class="text plain">fn hello();
</span></code></pre>

    fn hello();

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<pre class="syntax-highlighting"><code class="language-python"><span class="source python"><span class="meta function-call python"><span class="meta qualified-name python"><span class="support function builtin python">print</span></span><span class="punctuation section arguments begin python">(</span><span class="meta function-call arguments python"><span class="constant numeric integer decimal python">1</span></span><span class="punctuation section arguments end python">)</span></span>
</span></code></pre>

```python
print(1)
```

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  <code_block info="python" xml:space="preserve">print(1)
</code_block>
</document>

<pre class="syntax-highlighting"><code><span class="text plain">fn hello();
</span></code></pre>

    fn hello();

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<!DOCTYPE document SYSTEM "CommonMark.dtd">
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  <code_block xml:space="preserve">fn hello();
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