itarate the checkbox with jquery

$("input[type='checkbox']:checked").each(function(){  
     $(this).parent().parent().find("td").each(function(){ 
              alert($(this).text());
        });  
 }); 

    itarate the cell in the rows which contain the checkbox.

 

<table id="result" border="1" width="300">
	<tbody>
		<tr>
			<td>姓名</td>
			<td>年龄</td>
			<td><input id="check2" type="checkbox" /></td>
		</tr>
		<tr>
			<td>layne</td>
			<td>20</td>
			<td><input id="check2" type="checkbox" /></td>
		</tr>
		<tr>
			<td>jack</td>
			<td>7</td>
			<td><input id="check2" type="checkbox" /></td>
		</tr>
		<tr>
			<td>peter</td>
			<td>5</td>
			<td><input id="check2" type="checkbox" /></td>
		</tr>
	</tbody>
</table>