完整的代碼如下:
& lt！DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN " " http://www . w3 . org/TR/XHTML 1/DTD/XHTML 1-Transitional . DTD " & gt；
& lthtml xmlns = " http://www . w3 . org/1999/XHTML " & gt；
& lthead & gt
& ltmeta http-equiv = " Content-Type " Content = " text/html；charset=gb2312" />
& lttitle & gt無標題文檔
& lt腳本語言= " javascript " & gt
函數f(){
var o = document . getelementbyid(" in ")；
if(o.value%2==1){
Alert(“紀”)；
}否則{
Alert(“兇”)；
}
}
& lt/script & gt；
& lt/head & gt；
& ltbody & gt
& ltdiv id = " show " style = " margin-top:100 px；"align="center " >
& ltinput type = " text " name = " in " id = " in "/& gt；
& ltinput type = " button " name = " Bt " value = "開始算命" onclick = " f()"/& gt；
& lt/div & gt；
& lt/body & gt；
& lt/html & gt；