Php injection point construction code_PHP tutorial
把下面保存成 Test.asp
$mysql_server_name = "localhost";
$mysql_username = "root";
$mysql_password = "password";
$mysql_database = "phpzr"; //??ݿ??
$conn=mysql_connect( $mysql_server_name, $mysql_username, $mysql_password );
mysql_select_db($mysql_database,$conn);
$id=$_GET['id'];
$sql = "select username,password from admin where id=$id";
$result=mysql_db_query( $mysql_database, $sql,$conn );
$row=mysql_fetch_row($result);
?>
PHP
注入测试专用
=$row[0]?> |
=$row[1]?> |
BY:孤狐浪子 QQ:393214425
Blog: Http://itpro.blog.163.com
创建数据库代码:保存成test.sql 使用phpmyadmin执行就ok了
CREATE DATABASE `phpzr` ; //创建数据库名称
CREATE TABLE admin (
id int(10) unsigned NOT NULL auto_increment,
username char(10) NOT NULL default '',
password char(10) NOT NULL default '',
useremail char(20) NOT NULL default '',
groupid int(11) NOT NULL default '0',
PRIMARY KEY (id)
) TYPE=MyISAM;
INSERT INTO admin VALUES (1, 'admin', 'itpro.blog.163.com','itpro@163.com', 1);
INSERT INTO admin VALUES (2, 'admin1', 'itpro.blog.163.com','itpro@163.com', 2);
INSERT INTO admin VALUES (3, 'admin2', 'itpro.blog.163.com','itpro@163.com', 3);
INSERT INTO admin VALUES (4, 'admin3', 'itpro.blog.163.com','itpro@163.com', 4);
INSERT INTO admin VALUES (5, 'admin4', 'itpro.blog.163.com','itpro@163.com', 5);
CREATE TABLE admin1 (
id int(10) unsigned NOT NULL auto_increment,
username char(10) NOT NULL default '',
password char(10) NOT NULL default '',
useremail char(20) NOT NULL default '',
groupid int(11) NOT NULL default '0',
PRIMARY KEY (id)
) TYPE=MyISAM;
INSERT INTO admin1 VALUES (1, 'admin', 'itpro.blog.163.com','itpro@163.com', 1);
INSERT INTO admin1 VALUES (2, 'admin1', 'itpro.blog.163.com','itpro@163.com', 2);
INSERT INTO admin1 VALUES (3, 'admin2', 'itpro.blog.163.com','itpro@163.com', 3);
INSERT INTO admin1 VALUES (4, 'admin3', 'itpro.blog.163.com','itpro@163.com', 4);
INSERT INTO admin1 VALUES (5, 'admin4', 'itpro.blog.163.com','itpro@163.com', 5);

Hot AI Tools

Undresser.AI Undress
AI-powered app for creating realistic nude photos

AI Clothes Remover
Online AI tool for removing clothes from photos.

Undress AI Tool
Undress images for free

Clothoff.io
AI clothes remover

Video Face Swap
Swap faces in any video effortlessly with our completely free AI face swap tool!

Hot Article

Hot Tools

Notepad++7.3.1
Easy-to-use and free code editor

SublimeText3 Chinese version
Chinese version, very easy to use

Zend Studio 13.0.1
Powerful PHP integrated development environment

Dreamweaver CS6
Visual web development tools

SublimeText3 Mac version
God-level code editing software (SublimeText3)

Hot Topics











In MySQL, the function of foreign keys is to establish the relationship between tables and ensure the consistency and integrity of the data. Foreign keys maintain the effectiveness of data through reference integrity checks and cascading operations. Pay attention to performance optimization and avoid common errors when using them.

The main difference between MySQL and MariaDB is performance, functionality and license: 1. MySQL is developed by Oracle, and MariaDB is its fork. 2. MariaDB may perform better in high load environments. 3.MariaDB provides more storage engines and functions. 4.MySQL adopts a dual license, and MariaDB is completely open source. The existing infrastructure, performance requirements, functional requirements and license costs should be taken into account when choosing.

Multiple calls to session_start() will result in warning messages and possible data overwrites. 1) PHP will issue a warning, prompting that the session has been started. 2) It may cause unexpected overwriting of session data. 3) Use session_status() to check the session status to avoid repeated calls.

MySQL and phpMyAdmin can be effectively managed through the following steps: 1. Create and delete database: Just click in phpMyAdmin to complete. 2. Manage tables: You can create tables, modify structures, and add indexes. 3. Data operation: Supports inserting, updating, deleting data and executing SQL queries. 4. Import and export data: Supports SQL, CSV, XML and other formats. 5. Optimization and monitoring: Use the OPTIMIZETABLE command to optimize tables and use query analyzers and monitoring tools to solve performance problems.

AI can help optimize the use of Composer. Specific methods include: 1. Dependency management optimization: AI analyzes dependencies, recommends the best version combination, and reduces conflicts. 2. Automated code generation: AI generates composer.json files that conform to best practices. 3. Improve code quality: AI detects potential problems, provides optimization suggestions, and improves code quality. These methods are implemented through machine learning and natural language processing technologies to help developers improve efficiency and code quality.

session_start()iscrucialinPHPformanagingusersessions.1)Itinitiatesanewsessionifnoneexists,2)resumesanexistingsession,and3)setsasessioncookieforcontinuityacrossrequests,enablingapplicationslikeuserauthenticationandpersonalizedcontent.

To safely and thoroughly uninstall MySQL and clean all residual files, follow the following steps: 1. Stop MySQL service; 2. Uninstall MySQL packages; 3. Clean configuration files and data directories; 4. Verify that the uninstallation is thorough.

In MySQL, add fields using ALTERTABLEtable_nameADDCOLUMNnew_columnVARCHAR(255)AFTERexisting_column, delete fields using ALTERTABLEtable_nameDROPCOLUMNcolumn_to_drop. When adding fields, you need to specify a location to optimize query performance and data structure; before deleting fields, you need to confirm that the operation is irreversible; modifying table structure using online DDL, backup data, test environment, and low-load time periods is performance optimization and best practice.
