//比较的时间,小于的话删除
GregorianCalendar c = new GregorianCalendar(2010,2,1);
Date date = c.getTime();
File folder = new File("F:\\createFile");
File[] files = folder.listFiles();
for (int i=0;i
if (new Date(file.lastModified()).before(date)){
file.delete();
}
}
File类方法!