span class="token operator">: </span><a href="../index.html">StrictlyNegativeInt</a><span class="token operator">?</span></div><p class="paragraph">Creates a <a href="../index.html">StrictlyNegativeInt</a> from the specified <a href="create-or-null.html">number</a>, which may involve rounding or truncation, or returns <code class="lang-kotlin">null</code> if the <a href="create-or-null.html">number</a> is greater than or equals zero.</p><p class="paragraph">Here's an example of calling this function from Ko