n> <span class="parameter" id="addSlice-param-start"><span class="type-annotation"><a href="dart-core/int-class.html">int</a></span> <span class="parameter-name">start</span>, </span> <span class="parameter" id="addSlice-param-end"><span class="type-annotation"><a href="dart-core/int-class.html">int</a></span> <span class="parameter-name">end</span>, </span> <span class="parameter" id="addSlice-param-isLast"><span class="type-annotation"><a href="dart-core/bool-class.html">bool</a></span> <span class="param