sygd.txt=t0.txt
//Suit time format
strlen t2.txt,va11.val
if(va11.val>=19)
{
  //2023/01/02 11:22:33 wrong
  //01/02/2023 11:22:33 correct
  substr t2.txt,sj.txt,11,8
  substr t2.txt,ri.txt,0,2
  substr t2.txt,yue.txt,3,2
  substr t2.txt,year.txt,8,2
  //shi,fen,miao
  substr t2.txt,shi.txt,11,2
  substr t2.txt,fen.txt,14,2
  substr t2.txt,miao.txt,17,2
}else
{
  //23/01/02 11:22:33
  substr t2.txt,sj.txt,9,8
  substr t2.txt,ri.txt,0,2
  substr t2.txt,yue.txt,3,2
  substr t2.txt,year.txt,6,2
  //shi,fen,miao
  substr t2.txt,shi.txt,9,2
  substr t2.txt,fen.txt,12,2
  substr t2.txt,miao.txt,15,2
}