解决方法
fnGetPosition
Get the array indexes of a particular
cell from it’s DOM element. Best used
in combination with fnGetData().
输入参数：
nNode : the node you want to find the
position of. This my be either a ‘TR’
row or a ‘TD’ cell from the table. The
return parameter depends on this
input.
返回参数：
int or array [ int,int,int ] : if
the node is a table row (TR) then the
return value will be an integer with
the index of the row in the aoData
object. If the node is a table cell
(TD) then the return value will be an
array with [ aoData index row,column
index (discounting hidden rows),column
index (including hidden rows) ].
代码示例：
$(document).ready(function() {
$('#example tbody td').click( function () {
/* Get the position of the current data from the node */
var aPos = oTable.fnGetPosition( this );
/* Get the data array for this row */
var aData = oTable.fnGetData( aPos[0] );
/* Update the data array and return the value */
aData[ aPos[1] ] = 'clicked';
this.innerHTML = 'clicked';
} );
/* Init DataTables */
oTable = $('#example').dataTable();
} );
