rsion of <em>inequality</em> with syntax like this: <em>2&lt;x&lt;10</em>, <em>4&lt;=x&lt;6</em>. Work with integer and float numbers.</li>
<li><em>regex</em> - uses regular expression. This is the most powerful ;)</li>
</ul>
<a href='#inequality_expressions' class='anchor' aria-hidden=true><span class="header-anchor"></span></a><h3 id='inequality_expressions'>Inequality Expressions</h3>

<p>It is composed of several elements:</p>

<ul>
<li><em>ie:</em> - prefix of <em>inequality</em> expression</li>
<li><e