mber_string</h4>
                <pre class="signature"><code>slay is_valid_number_string(str tea, start_pos normie) lit {</code></pre>
                <p class="source">Source: <a href="file://stdlib/vibez/core_functions.ðŸ’€#L384">core_functions.ðŸ’€:384</a></p>
            </div>
            <div class="doc-item" id="is_digit_char">
                <h4>is_digit_char</h4>
                <pre class="signature"><code>slay is_digit_char(char tea) lit {</code></pre>
                <p class="sour