PHP检测表单提交 求找错误

Question

if($_post["submit"])
{
include 'config.php';
$con = mysql_connect("$db_host","$db_username","$db_password") or die ('MYSQL数据库链接失败');
mysql_select_db($db_name,$con);
mysql_query("set names utf8;"); 
$p=$_post['p'];
$p=(int)$p;
$linkurl=$_POST['linkurl'];
$linkdes=$_POST['linkdes'];
$linkname=$_POST['linkname'];
$linkpic=$_post['$linkpic'];
mysql_query("INSERT INTO links values ('$p','$linkname','$linkurl','$linkpic','$linkdes')");
echo "OK!";
mysql_close($con);}else 
echo "false";
<div class="block">
  <div id="adstats" class="box">
<div class="inbox">
  <form name="links" method="post" action="admin_addlinks.php">
    <label>网站名&nbsp;&nbsp;&nbsp;
     <input type="text" name="linkname">
    </label>
                            <p>
                              <label>网站地址
                              <input type="text" name="linkurl">
                              </label>
                </p>
                            <p>
                              <label>是否有logo
                              <input name="p" type="text" value="1" size="1">
                              </label> 
                              0为有,1为无
</p>
                            <p>
                              <label>
                              Logo地址
                              <input type="text" name="linkpic">
                              </label>
                            </p>
                            <p>
                              <label>
                              网站描述
                              <input type="text" name="linkdes">
                              </label>
                            描述只有LOGO链接填写</p>
                            <p>
                              <label></label>
                              <label>
                              <input type="submit" name="submit" value="添加">
                              </label>
                            </p>
  </form>
哪里错了啊！

Answer 1

本帖最后由 PhpNewnew 于 2012-01-25 23:00:03 编辑

  

Answer 2

$_POST 的大小写要注意下。。