【问题标题】:Php connection from different html page来自不同 html 页面的 PHP 连接
【发布时间】:2018-10-19 04:05:51
【问题描述】:

Gud 下午的伙计们。非常感谢您在我之前的问题中的回答。它真的对我有帮助。今天我有另一个问题要从不同的 html 页面访问我的变量。我希望我的表单页面与富文本框页面连接,并从那里将内容应用于表单页面。我尝试通过在表单页面中插入“操作”来做到这一点,但富文本框页面显示未定义变量。我希望任何人都可以帮助我说出我的错。提前致谢。

表单页面:

<?php
session_start();
$_SESSION['message'] = '';
$mysqli=new MySQLi('127.0.0.1','root','','accounts');
if($_SERVER["REQUEST_METHOD"] == "POST") {
$option1 = $mysqli->real_escape_string($_POST['option1']);
$option2 = $mysqli->real_escape_string($_POST['option2']);
$option3 = $mysqli->real_escape_string($_POST['option3']);
$option4 = $mysqli->real_escape_string($_POST['option4']);
$option5 = $mysqli->real_escape_string($_POST['option5']);
$option6 = $mysqli->real_escape_string($_POST['option6']);


                $sql ="INSERT INTO menubar(option1,option2,option3,option4,option5,option6)"
                ."VALUES ('$option1','$option4','$option3','$option4','$option5','$option6')";

if($mysqli->query($sql)=== true) {
                          $_SESSION['message'] =  'Registration successful!
                          Added $username to the database!';
                     header("location:confirmnormal.php");
                      }
                      else {
                          $_SESSION['message'] = "User could not be added to the database!";

}

?>

<!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>Normal</title>
</head>
<body>
<form method="post" enctype="multipart/form-data" autocomplete="off">
<table align="center" >
<tr>
<td>

 Enter Menu Bar:
</td>
 &nbsp;<td> 
<input type="text" placeholder="Personal Information" name="option1" />
<tr><td></td><td><input type="text" placeholder="Career Aspirations" name="option2" /></td></tr>
 <tr><td></td><td> <input type="text" placeholder="Educational Background" name="option3" required /></td></tr>
 <tr><td></td> <td> <input type="text" placeholder="Skills" name="option4" required /></td></tr>
  <tr><td></td> <td><input type="text" placeholder="Language Proficiency" name="option5" required /></td></tr>
<tr><td></td><td><input type="text" placeholder="Job Preference" name="option6" required /></td>
</td></tr>
</tr>
</tr>
</form>
</tr>
<div>
<?= $_SESSION['message']?>
<form method="POST"  action="richtext.php">
<tr>
<td> 
Content
</td>
</tr>
<td>
Content 1 :
</td>
<td>
<a href="richtextbox.php">
<input type="text" placeholder="Resume" name="content1"<?=$_SESSION['content1']?> />
</a>
</td>
<tr>
<td>
Content 2 :
<td>
<a href="richtextbox.php"><? $_SESSION['content2']?>
<input type="text" placeholder="Personal" name="content2" />
</a>
</td>
</td>
</tr>
<tr>
<td>
Content 3 :
<td>
<a href="richtextbox.php"><? $_SESSION['content3']?>
<input type="text" placeholder="Resume" name="content3" />
</a>
</td>
</td>
</tr>
<tr>
<td>
Content 4 :
<td>
<a href="richtextbox.php"><? $_SESSION['content4']?>
<input type="text" placeholder="Personal" name="content4" />
</a>
</td>
</td>
</tr>
<tr>
<td>
Content 5 :
<td>
<a href="richtextbox.php">
<input type="text" placeholder="Resume" name="content5" <?=$_SESSION['content5']?>/>
</a>
</td>
</td>
</tr>
<tr>
<td>
Content 6 :
<td>
<a href="richtextbox.php">
<input type="text" placeholder="Personal" name="content6" <?=$_SESSION['content6']?>/>
</a>
</td>
</td>
</tr>
<tr>
<td align="center">
<input type="submit" name="login" value="login" class="btn-login"/>
</td>
</tr>
</tr>

</td>
</tr>
</form>
</tr>
</table>
</body>
</html>
RichTextbox page
<?php
session_start();
$_SESSION['message'] = '';
$mysqli=new MySQLi('127.0.0.1','root','','accounts');
if($_SERVER["REQUEST_METHOD"] == "POST") {
$content2=$_POST['content2'];
$content3=$_POST['content3'];
$content4=$_POST['content4'];
$content5=$_POST['content5'];
$content6=$_POST['content6'];

$sql ="INSERT INTO menubar(content1,content2,content3,content4,content5,content6)"
                ."VALUES ('$content1','$content2','$content3','$content4','$content5','$content6')";

if($mysqli->query($sql)=== true) {
                          $_SESSION['content1'] =  $content1;
                          $_SESSION['content2'] =  $content1;
                          $_SESSION['content3'] =  $content1;
                          $_SESSION['content4'] =  $content1;
                          $_SESSION['content5'] =  $content1;
                          $_SESSION['content6'] =  $content1;
                     header("location:confirmnormal.php");
                      }
                      else {
                          $_SESSION['message'] = "User could not be added to the database!";
            }

}

?>
<!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>Rich text editor in js</title>
<script src="https://use.fontawesome.com/cfc0a97614.js"></script>
</head>

<body onload="enableEditMode();">
<div>
<?= $_SESSION['message']?>
<form class="form" action="" method="POST">
<button onclick="execCmd('bold');"><strong>B</strong></button>
<button onclick="execCmd('italic');"><em>I</em></button>
<button onclick="execCmd('underline');"><i class="fa fa-underline"></i></button>
<button onclick="execCmd('strikeThrough');"><i class="fa fa-strikethrough"></i></button>
<button onclick="execCmd('justifyLeft');"><i class="fa fa-align-left"></i></button>
<button onclick="execCmd('justifyCenter');"><i class="fa fa-align-center"></i></button>
<button onclick="execCmd('justifyRight');"><i class="fa fa-align-right"></i></button>
<button onclick="execCmd('justifyFull');"><i class="fa fa-align-justify"></i></button>
<button onclick="execCmd('copy');"><i class="fa fa-copy"></i></button>
<button onclick="execCmd('indent');"><i class="fa fa-indent"></i></button>
<button onclick="execCmd('outdent');"><i class="fa fa-dedent"></i></button>
<button onclick="execCmd('superscript');"><i class="fa fa-superscript"></i></button>
<button onclick="execCmd('undo');"><i class="fa fa-undo"></i></button>
<button onclick="execCmd('redo');"><i class="fa fa-repeat"></i></button>
<button onclick="execCmd('insertUnorderedList');"><i class="fa fa-list-ul"></i></button>
<button onclick="execCmd('insertOrderedList');"><i class="fa fa-list-ol"></i></button>
<br />
<select onchange = "execCommandWithArg('formatBlock',this.value);">
<option value="H1">H1</option>
<option value="H2">H2</option>
<option value="H3">H3</option>
<option value="H4">H4</option>
<option value="H5">H5</option>
<option value="H6">H6</option>

</select>
<button onclick="execCmd('insertHorizontalRule');">HR</button>
<button onclick="execCommandWithArg('createLink',prompt('Enter a URL','http://'));"><i class="fa fa-link"></i></button>
<button onclick="execCmd('unlink');"><i class="fa fa-unlink"></i></button>
<button onclick="toggleSource();"><i class="fa fa-code"></i></button>
<button onclick="toggleEdit();">Toggle Edit</button>
<select onchange = "execCommandWithArg('fontName',this.value);">
<option value="Arial">Arial</option>
<option value="Comic Sans MS">Comic Sans MS</option>
<option value="Courier">Courier</option>
<option value="Georgia">Georgia</option>
<option value="Tahoma">Tahoma</option>
<option value="Times New Roman">Times New Roman</option>
<option value="Verdana">Verdana</option>
</select>
<select onchange = "execCommandWithArg('fontSize',this.value);">
<option value="1">1</option>
<option value="2">2</option>
<option value="3">3</option>
<option value="4">4</option>
<option value="5">5</option>
<option value="6">6</option>
<option value="7">7</option>
</select>
<br />
Fore Color:<input type="color" onchange = "execCommandWithArg('forecolor',this.value);"> 
Background: <input type="color" onchange = "execCommandWithArg('hiliteColor',this.value);">

<button onclick="execCommandWithArg('InsertImage',prompt('Enter the image URL',''));"><i class="fa fa-file-image-o"></i></button>
<button onclick="execCmd('selectAll');">Select All</button>
</div>
<iframe name="richTextField" style="width:500px; height: 500px;"></iframe>
<script type="text/javascript">
var showinSourceCode = false;
var isInEditMode = true;
function enableEditMode () {
    richTextField.document.designMode = 'On';
}
function execCmd (command) {
    richTextField.document.execCommand(command, false, null);
}
function execCommandWithArg(command,arg){
richTextField.document.execCommand(command, false, arg);
}   
function toggleSource () {
if(showingSourceCode) {
    richTextField.document.getElementsByTagName('body')[0].innerHTML = richTextField.document.getElementsByTagName('body')[0].textContent;
    showingSourceCode = false;
}else {
    richTextField.document.getElementsByTagName('body')[0].textContent = richTextField.document.getElementsByTagName('body')[0].innerHTML;
    showingSourceCode = true;


}
function toggleEdit() {
    if(isInEditMode){
        richTextField.document.designMode = 'Off';
        isInEditMode = false;
    } else {
    richTextField.document.designMode = 'On';
        isInEditMode = true;
    }
}

}
</script>
<br />
<a href="nORMAL.php"> <input type="submit" name="login" value="login" class="btn-login" /></a>
</body>
</html>

【问题讨论】:

    标签: php html mysql sql phpmyadmin


    【解决方案1】:

    存在一些语法问题。请检查下面的代码。

      <?php
        session_start();
        $_SESSION['message'] = '';
        $mysqli=new MySQLi('127.0.0.1','root','','accounts');
        if($_SERVER["REQUEST_METHOD"] == "POST") {
            $option1 = $mysqli->real_escape_string($_POST['option1']);
            $option2 = $mysqli->real_escape_string($_POST['option2']);
            $option3 = $mysqli->real_escape_string($_POST['option3']);
            $option4 = $mysqli->real_escape_string($_POST['option4']);
            $option5 = $mysqli->real_escape_string($_POST['option5']);
            $option6 = $mysqli->real_escape_string($_POST['option6']);
    
    
            $sql = "INSERT INTO menubar(option1,option2,option3,option4,option5,option6)"
                . "VALUES ('$option1','$option4','$option3','$option4','$option5','$option6')";
    
            if ($mysqli->query($sql) === true) {
                $_SESSION['message'] = 'Registration successful!
                                  Added $username to the database!';
                header("location:confirmnormal.php");
            } else {
                $_SESSION['message'] = "User could not be added to the database!";
    
            }
    
        }
        ?>
    
        <!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>Normal</title>
        </head>
        <body>
        <form method="post" enctype="multipart/form-data" autocomplete="off">
            <table align="center" >
                <tr>
                    <td>
    
                        Enter Menu Bar:
                    </td>
                    &nbsp;<td>
                        <input type="text" placeholder="Personal Information" name="option1" />
                <tr><td></td><td><input type="text" placeholder="Career Aspirations" name="option2" /></td></tr>
                <tr><td></td><td> <input type="text" placeholder="Educational Background" name="option3" required /></td></tr>
                <tr><td></td> <td> <input type="text" placeholder="Skills" name="option4" required /></td></tr>
                <tr><td></td> <td><input type="text" placeholder="Language Proficiency" name="option5" required /></td></tr>
                <tr><td></td><td><input type="text" placeholder="Job Preference" name="option6" required /></td>
                    </td></tr>
                </tr>
                </tr>
            </table>
        </form>
            <?= $_SESSION['message']?>
            <form method="POST"  action="richtext.php">
                <tr>
                    <td>
                        Content
                    </td>
                </tr>
                <td>
                    Content 1 :
                </td>
                <td>
                    <a href="richtextbox.php">
                        <input type="text" placeholder="Resume" name="content1"<?=$_SESSION['content1']?> />
                    </a>
                </td>
                <tr>
                    <td>
                        Content 2 :
                    <td>
                        <a href="richtextbox.php"><? $_SESSION['content2']?>
                            <input type="text" placeholder="Personal" name="content2" />
                        </a>
                    </td>
                    </td>
                </tr>
                <tr>
                    <td>
                        Content 3 :
                    <td>
                        <a href="richtextbox.php"><? $_SESSION['content3']?>
                            <input type="text" placeholder="Resume" name="content3" />
                        </a>
                    </td>
                    </td>
                </tr>
                <tr>
                    <td>
                        Content 4 :
                    <td>
                        <a href="richtextbox.php"><? $_SESSION['content4']?>
                            <input type="text" placeholder="Personal" name="content4" />
                        </a>
                    </td>
                    </td>
                </tr>
                <tr>
                    <td>
                        Content 5 :
                    <td>
                        <a href="richtextbox.php">
                            <input type="text" placeholder="Resume" name="content5" <?=$_SESSION['content5']?>/>
                        </a>
                    </td>
                    </td>
                </tr>
                <tr>
                    <td>
                        Content 6 :
                    <td>
                        <a href="richtextbox.php">
                            <input type="text" placeholder="Personal" name="content6" <?=$_SESSION['content6']?>/>
                        </a>
                    </td>
                    </td>
                </tr>
                <tr>
                    <td align="center">
                        <input type="submit" name="login" value="login" class="btn-login"/>
                    </td>
                </tr>
                </tr>
    
                </td>
                </tr>
            </form>
            </tr>
            </table>
        </body>
        </html>
        RichTextbox page
        <?php
        session_start();
        $_SESSION['message'] = '';
        $mysqli=new MySQLi('127.0.0.1','root','','accounts');
        if($_SERVER["REQUEST_METHOD"] == "POST") {
            $content2=$_POST['content2'];
            $content3=$_POST['content3'];
            $content4=$_POST['content4'];
            $content5=$_POST['content5'];
            $content6=$_POST['content6'];
    
            $sql ="INSERT INTO menubar(content1,content2,content3,content4,content5,content6)"
                ."VALUES ('$content1','$content2','$content3','$content4','$content5','$content6')";
    
            if($mysqli->query($sql)=== true) {
                $_SESSION['content1'] =  $content1;
                $_SESSION['content2'] =  $content1;
                $_SESSION['content3'] =  $content1;
                $_SESSION['content4'] =  $content1;
                $_SESSION['content5'] =  $content1;
                $_SESSION['content6'] =  $content1;
                header("location:confirmnormal.php");
            }
            else {
                $_SESSION['message'] = "User could not be added to the database!";
            }
    
        }
    
        ?>
        <!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>Rich text editor in js</title>
            <script src="https://use.fontawesome.com/cfc0a97614.js"></script>
        </head>
    
        <body onload="enableEditMode();">
        <div>
            <?= $_SESSION['message']?>
            <form class="form" action="" method="POST">
                <button onclick="execCmd('bold');"><strong>B</strong></button>
                <button onclick="execCmd('italic');"><em>I</em></button>
                <button onclick="execCmd('underline');"><i class="fa fa-underline"></i></button>
                <button onclick="execCmd('strikeThrough');"><i class="fa fa-strikethrough"></i></button>
                <button onclick="execCmd('justifyLeft');"><i class="fa fa-align-left"></i></button>
                <button onclick="execCmd('justifyCenter');"><i class="fa fa-align-center"></i></button>
                <button onclick="execCmd('justifyRight');"><i class="fa fa-align-right"></i></button>
                <button onclick="execCmd('justifyFull');"><i class="fa fa-align-justify"></i></button>
                <button onclick="execCmd('copy');"><i class="fa fa-copy"></i></button>
                <button onclick="execCmd('indent');"><i class="fa fa-indent"></i></button>
                <button onclick="execCmd('outdent');"><i class="fa fa-dedent"></i></button>
                <button onclick="execCmd('superscript');"><i class="fa fa-superscript"></i></button>
                <button onclick="execCmd('undo');"><i class="fa fa-undo"></i></button>
                <button onclick="execCmd('redo');"><i class="fa fa-repeat"></i></button>
                <button onclick="execCmd('insertUnorderedList');"><i class="fa fa-list-ul"></i></button>
                <button onclick="execCmd('insertOrderedList');"><i class="fa fa-list-ol"></i></button>
                <br />
                <select onchange = "execCommandWithArg('formatBlock',this.value);">
                    <option value="H1">H1</option>
                    <option value="H2">H2</option>
                    <option value="H3">H3</option>
                    <option value="H4">H4</option>
                    <option value="H5">H5</option>
                    <option value="H6">H6</option>
    
                </select>
                <button onclick="execCmd('insertHorizontalRule');">HR</button>
                <button onclick="execCommandWithArg('createLink',prompt('Enter a URL','http://'));"><i class="fa fa-link"></i></button>
                <button onclick="execCmd('unlink');"><i class="fa fa-unlink"></i></button>
                <button onclick="toggleSource();"><i class="fa fa-code"></i></button>
                <button onclick="toggleEdit();">Toggle Edit</button>
                <select onchange = "execCommandWithArg('fontName',this.value);">
                    <option value="Arial">Arial</option>
                    <option value="Comic Sans MS">Comic Sans MS</option>
                    <option value="Courier">Courier</option>
                    <option value="Georgia">Georgia</option>
                    <option value="Tahoma">Tahoma</option>
                    <option value="Times New Roman">Times New Roman</option>
                    <option value="Verdana">Verdana</option>
                </select>
                <select onchange = "execCommandWithArg('fontSize',this.value);">
                    <option value="1">1</option>
                    <option value="2">2</option>
                    <option value="3">3</option>
                    <option value="4">4</option>
                    <option value="5">5</option>
                    <option value="6">6</option>
                    <option value="7">7</option>
                </select>
                <br />
                Fore Color:<input type="color" onchange = "execCommandWithArg('forecolor',this.value);">
                Background: <input type="color" onchange = "execCommandWithArg('hiliteColor',this.value);">
    
                <button onclick="execCommandWithArg('InsertImage',prompt('Enter the image URL',''));"><i class="fa fa-file-image-o"></i></button>
                <button onclick="execCmd('selectAll');">Select All</button>
        </div>
        <iframe name="richTextField" style="width:500px; height: 500px;"></iframe>
        <script type="text/javascript">
            var showinSourceCode = false;
            var isInEditMode = true;
            function enableEditMode () {
                richTextField.document.designMode = 'On';
            }
            function execCmd (command) {
                richTextField.document.execCommand(command, false, null);
            }
            function execCommandWithArg(command,arg){
                richTextField.document.execCommand(command, false, arg);
            }
            function toggleSource () {
                if(showingSourceCode) {
                    richTextField.document.getElementsByTagName('body')[0].innerHTML = richTextField.document.getElementsByTagName('body')[0].textContent;
                    showingSourceCode = false;
                }else {
                    richTextField.document.getElementsByTagName('body')[0].textContent = richTextField.document.getElementsByTagName('body')[0].innerHTML;
                    showingSourceCode = true;
    
    
                }
                function toggleEdit() {
                    if(isInEditMode){
                        richTextField.document.designMode = 'Off';
                        isInEditMode = false;
                    } else {
                        richTextField.document.designMode = 'On';
                        isInEditMode = true;
                    }
                }
    
            }
        </script>
        <br />
        <a href="nORMAL.php"> <input type="submit" name="login" value="login" class="btn-login" /></a>
        </body>
        </html>
    

    【讨论】:

    • 对不起先生..你能告诉我哪里是语法错误
    • 1.缺少第 25 行 } - 您必须关闭 if($_SERVER["REQUEST_METHOD"] == "POST") 块 \n 2. 第 35 行 &lt;table&gt; 标记应正确关闭,然后表单标记应关闭
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