examples/webconsole/resources/js/jquery/jquery.dataTables.js
function _fnVisbleColumns( oS )
		{
			var iVis = 0;
			for ( var i=0 ; i<oS.aoColumns.length ; i++ )
			{
				if ( oS.aoColumns[i].bVisible === true )
				{
					iVis++;
				}
			}
			return iVis;
		}
function _fnVisbleColumns( oS )
		{
			var iVis = 0;
			for ( var i=0 ; i<oS.aoColumns.length ; i++ )
			{
				if ( oS.aoColumns[i].bVisible === true )
				{
					iVis++;
				}
			}
			return iVis;
		}
function _fnVisbleColumns ( oS ) { var iVis = 0 ; for ( var i = 0 ; i < oS . aoColumns . length ; i ++ ) { if ( oS . aoColumns [ i ] . bVisible === true ) { iVis ++ ; } } return iVis ; }
Get the number of visible columns
@returns {int} i the number of visible columns
@param {object} oS dataTables settings object
@memberof DataTable#oApi
Get the number of visible columns