 rectangular sequential array Example: var o = new polygonal." href="../../polygonal/ds/Array2.html">Array2</a>&lt;<span class="type">T</span>&gt;</code></h3><div class="doc"><p>Shifts all rows up by one position.</p><p class="javadoc">Parameters:</p><table class="table table-bordered params"><tr><th style="width:25%;"><code>wrap</code></th><td><p>if true rows are wrapped, so the row at index 0 is not lost but appended to the bottommost row.</p></td></tr></table></div></div><div class="field "><a name="shuf