flex 数学运算
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<?xml version="1.0" encoding="utf-8"?> <mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" creationComplete="init()"> <mx:Script> <![CDATA[ private function init():void{ trace(Math.ceil(10.4)); //11 trace(Math.ceil(10.5)); //11 trace(Math.ceil(-10.4)); //-10 trace(Math.ceil(-10.5)); //-10 trace(Math.floor(300.4)); //300 trace(Math.floor(300.5)); //300 trace(Math.floor(-300.4)); //-301 trace(Math.floor(-300.5)); //-301 trace(Math.round(8000.4)); //8000 trace(Math.round(8000.5)); //8001 trace(Math.round(-8000.4)); //-8000 trace(Math.round(-8000.5)); //-8000 trace(Math.round(-8000.6)); //-8001 trace(new Number(4).toFixed(3)); //4.000 trace(new Number(3.85742).toFixed(3)); //3.857 trace(new Number(3.85752).toFixed(3)); //3.858 trace(new Number(-3.85742).toFixed(3)); //-3.857 trace(new Number(-3.85752).toFixed(3)); //-3.858 } ]]> </mx:Script> </mx:Application> （编辑：李大同） 【声明】本站内容均来自网络，其相关言论仅代表作者个人观点，不代表本站立场。若无意侵犯到您的权利，请及时与联系站长删除相关内容! |