為什么總是不能輸出呢?
<script type="text/javascript">
? ? var mynum =6;
{
document.write("數字:"+mynum+"<br/>");
mynum=mynum-1;
}
while(mynum>=1)
</script>
<script type="text/javascript">
? ? var mynum =6;
{
document.write("數字:"+mynum+"<br/>");
mynum=mynum-1;
}
while(mynum>=1)
</script>
2015-03-18
舉報
2015-03-18
是 do ---- ?while ?語句 , ?不是 { } while 語句