Question

我正在注册页面。每次加载页面时，每次尝试在文本框中插入值时默认为空。请帮忙。我的代码已附上

register.template.php

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>RBlog - For the Consumers - By the Sellers</title>
<?php include("dbclass/register_class.php");?>
</head>
<body>
<?php include("includes/header.php"); ?>
    <div class="afterpicer_total">
    <?php include("includes/menu.php"); ?>
    <div class="wrapper">
            <div class="cont">
                <?php include("includes/left_menu.php"); ?>
                <div class="reg_cont">
                    <form name="add_user" method="post" action="<? echo $_SERVER['PHP_SELF']; ?>">

                        <div class="reg_label">Name</div>
                        <div class="reg_tbox"><input type="text" size="32" name="name" class="reg_tbox_style" ></input></div><br/>
                        <div class="reg_label">Email ID</div>
                        <div class="reg_tbox"><input type="text" size="32" name="email" class="reg_tbox_style"></input></div><br/>
                        <div class="reg_label" >Confirm Email ID</div>
                        <div class="reg_tbox"><input type="text" size="32" name="cemail" class="reg_tbox_style"></input></div><br/>
                        <div class="reg_label" >Password</div>
                        <div class="reg_tbox"><input type="text" size="32" name="pass" class="reg_tbox_style"></input></div><br/>
                        <div class="reg_label" >Confirm Password</div>
                        <div class="reg_tbox"><input type="text" size="32" name="cpass" class="reg_tbox_style"></input></div><br/>
                        <div class="reg_label" >Mobile No</div>
                        <div class="reg_tbox"><input type="text" size="32" name="mobile" class="reg_tbox_style"></input></div><br/>
                        <?

                            $adduser=new Users();
                $adduser->addDB();
                         ?>
                        <div class="reg_tbox"><input type="submit" value="Register" class="reg_but_style"style="margin-left:155px;"></input></div>


                    </form>

                </div>
           </div>
           <div class="adspace"> Advertisement Space</div>
        </div>
    </div>

</body>
</html>

register_class.php

<?php
ob_start();

    include("common/class.Database.php");
    include("common/varDeclare.php");

class Users extends Database
{
    var $fields_val = array();
    var $fields_value = array();
    var $state_name = array();
    var $db;
    function addDB()
    {   

        try{
            $reg_date           =date("Y-m-d G:i:s");

            $username           =$_POST[name];
            $email              =$_POST[email];
            $password           =$_POST[pass];
            $mobile             =$_POST[mobile];


                        $user_query = "insert into register set email = '".$email."', pwd = '".$password."', mobile = '".$mobile."', reg_date = '".$now."'";
            $insertUser=$this->do_query($user_query);


            $retVal=true;

                if(!$insertUser){
                  $this->errMsg = REG_FAILED;
                  $retVal = false;
                }       
            return $retVal;
        }
        catch(Exception $e)
        {
            echo 'Caught exception: ',  $e->getMessage(), "\n";
        }
    }

//  ---- End of addDB()------               

}
////////End of class/////////////

Answer 1

每次都插入空值，因为在register.template.php中，只有在提交表单时才插入执行addDB()的条件语句。您可以通过更改

来解决此问题

$adduser=new Users();
$adduser->addDB();

到

if ( $_SERVER['REQUEST_METHOD'] === 'POST' ) {
    $adduser=new Users();
    $adduser->addDB();
}

此外，如果您打算将这些值插入到数据库中，那么您真的应该使用mysql_real_escape_string转义所有$_POST值。

在每次加载网页时插入空记录

1 个答案: