Sub deleteemptyrows()'删除所有空行Dim lastrow As LongDim r As LongDim counter As LongApplication.ScreenUpdating = False'关闭屏幕更新，以提高宏的运行效率lastrow = ActiveSheet.UsedRange.Rows.Count + ActiveSheet.UsedRange.Row
多个按钮用一个点击事件有btn1,btn2,btn3,btn4,btn5,5个按钮，如何区分哪个按钮触发的点击事件先将按钮放到一个数组中private _btnArr:Array = new Array();
private function initBtnArr():void
{
_btnArr&nb
1、基类抽取—(abstract)BaseActivity2、单例模式—SoundPoolUtil、3、SoundPool类Api运用一、SoundPool：1、构造函数：SoundPool (int maxStreams, int streamType, int srcQuality)参数：maxStreams streamType srcQuality 最大的流的...
