$(".se1_left?.title?ul?li:eq(0)").hover(function(){ ????$(".se1_left?.tab:eq(0)").css('display','block').animate({opacity:'1',},50) ????$(".se1_left?.tab:eq(1)").css('display','none').animate({opacity:'0',},50) ????$(".se1_left?.tab:eq(2)").css('display','none').animate({opacity:'0',},50) }); $(".se1_left?.title?ul?li:eq(1)").hover(function(){ ????$(".se1_left?.tab:eq(0)").css('display','none').animate({opacity:'0',},50) ????$(".se1_left?.tab:eq(1)").css('display','block').animate({opacity:'1',},50) ????$(".se1_left?.tab:eq(2)").css('display','none').animate({opacity:'0',},50) }); $(".se1_left?.title?ul?li:eq(2)").hover(function(){ ????$(".se1_left?.tab:eq(0)").css('display','none').animate({opacity:'0',},50) ????$(".se1_left?.tab:eq(1)").css('display','none').animate({opacity:'0',},50) ????$(".se1_left?.tab:eq(2)").css('display','block').animate({opacity:'1',},50) });這樣一段jquery要怎么用循環(huán)縮寫呢。我在寫一個tab切換。。但是發(fā)現(xiàn)有點問題。。遇到循環(huán)就不太會寫了。