name="id:constrained-types.figure"></a></p>
<p>Additional array types follow the same basic template as the final
example in the table and can contain any of the previous types.
The unsized version of arrays with more than one dimension is
specified by using commas, e.g. <code>array[ , ]</code> is a 2-D array.</p>
<p>For more on how function arguments and return types are declared,
consult the <a href="https://mc-stan.org/docs/stan-users-guide/basic-functions-section.html#type-declarations-for-functions">U