strong id="grammar-token-sf-identifier"><span id="grammar-token-identifier"></span>identifier       </strong> ::=  <a class="reference internal" href="#grammar-token-sf-id_start"><code class="xref docutils literal notranslate"><span class="pre">id_start</span></code></a> <a class="reference internal" href="#grammar-token-sf-id_continue"><code class="xref docutils literal notranslate"><span class="pre">id_continue</span></code></a>*
<strong id="grammar-token-sf-id_start"><span id="grammar-token-id-start"></s