tural tokens are the left and right curly bracket <code>{}</code>, left and right
square bracket <code>[]</code>, the semicolon <code>;</code>, and the comma <code>,</code>.</p></li>
<li><p>Literal tokens must always be in lowercase.
There are three literal tokens: <code>true</code>, <code>false</code>, <code>null</code>.</p></li>
<li><p>A primitive value is a single token which is
either a literal, a string, or a number.</p></li>
<li><p>A string consists of zero or more Unicode characters
enclosed in doubl