$_POST 抓取網頁上輸入的資料，不同於 $_GET 抓取網址問號後的變數。
[root@kvm3 ~]# vim /var/www/html/insertentry.php
[root@kvm3 ~]# cat /var/www/html/insertentry.php
<html>
<head>
<title>Add New Record in MariaDB Database</title>
</head>
<body>
<?php
if(isset($_POST['add'])) {
$dbhost = 'localhost:3306';
$dbuser = 'root';
$dbpass = '123qwe';
$conn = mysqli_connect($dbhost, $dbuser, $dbpass)
or die(mysqli_connect_error().PHP_EOL);
$title = $_POST['title'];
$author = $_POST['author'];
$submission_date = $_POST['submission_date'];
mysqli_select_db( $conn, 'dywphp' )
or die('Error: '.mysqli_error($conn).PHP_EOL);
$sql = "insert into tblphp (title,author,submission_date)".
"values ('$title','$author','$submission_date')";
mysqli_query( $conn, $sql )
or die('Error: '.mysqli_error($conn).PHP_EOL);
mysqli_close($conn);
}
else {
?>
<form method="post" action="<?php $_PHP_SELF ?>">
<table width="600" border="0" cellspacing="1" cellpadding="2">
<tr>
<td width="250">Dywphp Title</td>
<td>
<input name="title" type="text" id="title">
</td>
</tr>
<tr>
<td width="250">Dywphp Author</td>
<td>
<input name="author" type="text" id="author">
</td>
</tr>
<tr>
<td width="250">Submission Date [yyyy-mm-dd]</td>
<td>
<input name="submission_date" type="text" id="submission_date">
</td>
</tr>
<tr>
<td width="250"> </td>
<td> </td>
</tr>
<tr>
<td width="250"> </td>
<td>
<input name="add" type="submit" id="add" value="Add Dywphp">
</td>
</tr>
</table>
</form>
<?php
}
?>
</body>
</html>
http://kvm3.deyu.wang/insertentry.php，輸入一筆紀錄。
tblphp，並回傳寫入成功。
