AS3显示当前帧速率的类：FrameRater Class
使用非常的简单~~ 只有1.05k~
// import class from the oaxoa package
import com.oaxoa.components.FrameRater;
// create a new instance
var fr:FrameRater=new FrameRater(0xffffff, true);
// position it where you want
fr.x=10; fr.y=10;
// add it to the displayList
addChild(fr);
import com.oaxoa.components.FrameRater;
// create a new instance
var fr:FrameRater=new FrameRater(0xffffff, true);
// position it where you want
fr.x=10; fr.y=10;
// add it to the displayList
addChild(fr);
来自：http://blog.oaxoa.com/2008/01/21/actionscript-3-framerater-class/