de><span class="keyword">method</span> rawValueTrimPrefix : <a href="../index.html#type-bool_field">bool_field</a></code></dt><dt class="spec method" id="method-numericOnly"><a href="#method-numericOnly" class="anchor"></a><code><span class="keyword">method</span> numericOnly : <a href="../index.html#type-bool_field">bool_field</a></code></dt><dt class="spec method" id="method-uppercase"><a href="#method-uppercase" class="anchor"></a><code><span class="keyword">method</span> uppercase : <a href="../index.ht