<span class="nx">text</span><span class="o">:</span> <span class="nx">string</span><span class="p">,</span>     <span class="nx">length</span> <span class="o">=</span> <span class="mi">0</span><span class="p">,</span>   <span class="p">)</span><span class="o">:</span> <span class="nx">number</span><span class="p">