tring</code> (default = <code> </code>)<code></code> &mdash; 		The string that separates each row of tiles, default is "\n".
		</td></tr></table></p><p></p><span class="label">Returns</span><table cellpadding="0" cellspacing="0" border="0"><tr><td width="20"></td><td><code>String</code></td></tr></table></div><a name="setRect()"></a><a name="setRect(uint,uint,uint,uint,uint)"></a><table class="detailHeader" cellpadding="0" cellspacing="0"><tr><td class="detailHeaderName">setRect</td><td class="detailHeaderP