><i class="material-icons"></i></a></span> <span class="modifier_kind"><span class="modifier"></span> <span class="kind">def</span></span> <span class="symbol"><span class="implicit deprecated" title="gt4s: $u2192. Deprecated: (Since version 2.13.0) Use -&gt; instead. If you still wish to display it as one character, consider using a font with programming ligatures such as Fira Code.">→</span><span class="tparams">[<span name="B">B</span>]</span><span class="params">(<span name="y">y: <span name="scala