[請益] 請問我的語法哪裡出問題了
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "" rel="nofollow">http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="" rel="nofollow">http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=big5" />
<title>?成輸入</title>
</head>
<body>
<?php
$Q1=$_POST['Q1'];
$Q2=$_POST['Q2'];
$Q3=$_POST['Q3'];
$Q4=$_POST['Q4'];
$Q5=$_POST['Q5'];
$Q6=$_POST['Q6'];
$Q7=$_POST['Q7'];
$Q8=$_POST['Q8'];
if($Q1=="" || $Q2=="" || $Q3=="" || $Q4=="" || $Q5=="" || $Q6=="" || $Q7=="" || $Q8=="")
{
echo "<br><br><br><center><font color=blue size=5>尚未填妥！";
echo "<br><br><a href=javascript:history.back(-1)>BACK</a></font></center>";
}
else
{
$link=mysql_connect("localhost","root","123");
mysql_select_db("nf01");
mysql_query("SET NAMES 'big5'");
mysql_query("SET CHARACTER_SET_CLIENT=big5");
mysql_query("SET CHARACTER_SET_RESULTS=big5");
mysql_query("INSERT INTO pickup (name,number,length,color,Pquantity,pickpeople,person,day) VALUES ('$Q1','$Q2','$Q3','$Q4','$Q5','$Q6','$Q7','$Q8')",$link);
$aa="select StockQnew
from nf02 where nf02.name=$Q1,nf02.number=$Q2,nf02.length=$Q3,nf02.color=$Q5";
$bb=mysql_query($aa);
$cc=$bb-$Q4;
mysql_close($link);
echo "<br><br><br><br><center><font color=#cc33ff size=6>資料已送出 $cc $bb $Q4<br></font></center>
<a href=http://localhost:8080/123/pickup.php>BACK</a>";
}
?>
</body>
</html>
請問我哪個地方寫錯 偵測不到我的$bb是什麼 我的$cc都變成 $Q4 - 0 =
請大大幫忙
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