ass="summaryTableOwnerCol">Defined By</th></tr><tr class=""><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol">&nbsp;</td><td class="summaryTableSignatureCol"><a href="#columns" class="signatureLink">columns</a> : uint<div class="summaryTableDescription">[read-only] 
		 How many columns the tilemap has.</div></td><td class="summaryTableOwnerCol">SPTilemap</td></tr><tr class=""><td class="summaryTablePaddingCol">&nbsp;</td><td class="summaryTableInheritanceCol">&nbsp;</td><t