$(this).fadeTo(3000,0.6)和$(".blue").fadeTo(3000,0.6)一样么
case 0:
$(this).fadeTo(3000,0.2)
break;
case 1:
$(this).fadeTo(3000,0.4)
break;
case 2:
$(this).fadeTo(3000,0.6)
break;
里面的this换成$(".red").fadeTo(3000,0.2)也是一样的啊
case 0:
$(this).fadeTo(3000,0.2)
break;
case 1:
$(this).fadeTo(3000,0.4)
break;
case 2:
$(this).fadeTo(3000,0.6)
break;
里面的this换成$(".red").fadeTo(3000,0.2)也是一样的啊
2015-10-23
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