这是在phpmyadmin内:

这是echo之后的输出:

这是显示输出的代码
$joinEvent = mysqli_query($db, "SELECT * FROM event WHERE event.eventID='".$_GET['eventID']."'");
while($row = mysqli_fetch_array($joinEvent))
{
$joinDetails = $row['details'];
}
<p align="justify"><?php echo $joinDetails; ?></p>
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如何回显用户输入的确切内容?