[英]PHP and MySQL data retrieval issue
I am trying to create a selection list using PHP scripting and variables. 我正在尝试使用PHP脚本和变量创建选择列表。 I keep getting this error though...
我仍然收到此错误...
Parse error: syntax error, unexpected T_STRING in /home/12345/public_html/av/tv.php on line 7 解析错误:语法错误,第7行/home/12345/public_html/av/tv.php中出现意外的T_STRING
my code is posted below. 我的代码发布在下面。 Nt quite sure what I am doing wrong.
不太确定我在做什么错。 This is pretty much agoby from the example in PHP & MySWL For Dummiers 4th edition Listing 8-8: Building a Selection List Page 243. Any ideas?
早在PHP&MySWL For Dummiers第4版中的示例中,代码8-8:建立选择列表页面243。 Thank you for your help.
谢谢您的帮助。
<?php
$user=”12345”;
$host=”localhost”;
$password=”12345”;
$database = “12345”;
$cxn = mysqli_connect($host,$user,$password,$database);
$query = “SELECT TEMPERATURE, HUMIDITY, CO2 FROM ANALOG_SENSORS";
$result = mysqli_query($cxn,$query);
?>
<html>
<head>
<title>Sensor Type</title>
</head>
<body>
<form action=’processform.php’ method=’POST’>
<select name=’Sensor Type’>
<?php
while($row = mysqli_fetch_assoc($result))
{
extract($row);
echo “<option value=’$TEMPERATURE’>$TEMPERATURE</option>\n”;
echo “<option value=’$HUMIDITY’>$HUMIDITY</option>\n”;
echo “<option value=’$CO2’>$CO2</option>\n”;
}
?>
</select>
<input type=’submit’ value=’Select Type of Sensor’ />
</form>
</body>
</html>
您正在使用您的代码错误引号或者双“
为"
单一个'
应该是'
,只是改变它们在你的代码。
<select name=’Sensor Type’>
为什么在name属性的单词之间留空格?
声明:本站的技术帖子网页,遵循CC BY-SA 4.0协议,如果您需要转载,请注明本站网址或者原文地址。任何问题请咨询:yoyou2525@163.com.