$("#tableid tr:gt(0)").each(function(i){ $(this).children("td").each(function(j){ alert("第"+i+"行,第"+j+"列"); if(0 == i && 2 == j) { $(this).css({"background-color":"red"}); } }); });
2.dom转jQuery
var td = document.getElementById('tableid').rows[i].cells[j]; var $td = $(td);//jquery对象