我的问题:我的insert php在输入详细信息时无法将数据保存到phpmyadmin。localhost:locahost,用户名:root密码:"数据库名称:b_database表名称:my_library表列:2包含:isbn(主键)和标题
index.php
<html>
<head>
<meta name="description" content="Php Code for View, Search, Edit and Delete Record" />
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" />
<title>Search Library Record</title>
</head>
<body>
<center><h1><u>Library Database</u></h1></center>
<form name="search" method="post" action="search.php">
<table style=" border:1px solid silver" cellpadding="10px" cellspacing="0px"
align="center">
<tr>
<td colspan="3" style="background:#0066FF; color:#FFFFFF; fontsize:
20px">Search</td></tr>
<tr>
<td>Enter Search Keyword</td>
<td><input type="text" name="search" size="40" /></td>
<td><input type="submit" value="Search" /></td>
</tr>
<tr>
<td colspan="3"> </td></tr>
<tr bgcolor="#CCCCCC">
<th><a href="add.php">Add Record</a></th>
<th><a href="del.php">Delete Record</a></th>
<th><a href="del.php">Update Record</a></th>
</tr>
</table>
</form>
</body>
</html>
添加.php
<?php
$conn_error = 'Could not connect.';
$mysql_host = 'localhost';
$mysql_user = 'root';
$mysql_pass = '';
$mysql_db='b_database';
if(!@mysql_connect($mysql_host, $mysql_user,$mysql_pass)|| !@mysql_select_db($mysql_db)){
die($conn_error);
}
?>
<html>
<head>
<meta name="description" content="Php Code for View, Search, Edit and Delete Record" />
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" />
<title>Add Student Record</title>
</head>
<body>
<center>
<h1><u>Library Database</u></h1>
</center>
<?
if($_POST["do"]=="store")
{
$isbn=$_POST["isbn"];
$title=$_POST["title"];
if($query_run = mysql_query($query)){
$query="insert into mylibrary value('$isbn','$title')";
mysql_query($query);
echo "Successfully store in DATABASE";
}
?>
<form name="add" method="post" action="add.php">
<table style=" border:1px solid silver" cellpadding="5px" cellspacing="0px"
align="center" border="0">
<tr>
<td colspan="4" style="background:#0066FF; color:#FFFFFF; fontsize:
20px">ADD RECORD</td>
</tr>
<tr>
<tr>
<td>Enter ISBN</td>
<td><input type="text" name="isbn" size="20"></td>
</tr>
<tr>
<td>Enter TITLE</td>
<td><input type="text" name="title" size="20"></td>
</tr>
<tr>
<td colspan="4" align="center"><input type="hidden" name="do" value="store">
<input type="submit" value="ADD RECORD"></td>
</tr>
</table>
</form>
<p align="center"><a href="index.php">Go Back to Home</a></p>
<?
include("search.php");?>
</body>
</html>
存在多个问题。其中一些:
- 您的查询字符串错误。您有
VALUE
而不是VALUES
- 执行查询字符串后,将其分配给
$query
- 停止使用不推荐使用的
mysql_*
扩展,并切换到mysqli_*
或PDO
- 验证和净化用户输入
- 学习并使用准备好的语句,而不是插入查询字符串。后者为sql注入敞开了大门
现在回到你眼前的问题。尝试更改此部分
if($query_run = mysql_query($query)){
$query="insert into mylibrary value('$isbn','$title')";
mysql_query($query);
echo "Successfully store in DATABASE";
}
类似的东西
$query = "INSERT INTO mylibrary (isbn, title) VALUES('$isbn', '$title')";
$result = mysql_query($query);
if($result) {
echo "Successfully stored in DATABASE";
} else {
echo "Something went wrong: " . mysql_error();
}