May 20, 2006 · myip=217.219.40.67-serverip=194.106.33.35-servername=www.sylviawebster.f2s.com-About_PHP_web_shells.html If connections drops or can not be established, try different ports 80,443,8080...{"payload":{"allShortcutsEnabled":false,"fileTree":{"base/php/php-7.2.20-fpm/src":{"items":[{"name":"php.ini","path":"base/php/php-7.2.20-fpm/src/php.ini ...PHP (recursive acronym for PHP: Hypertext Preprocessor) is a widely-used open source general-purpose scripting language that is especially suited for web development and can be embedded into HTML.PHP is an open-source, interpreted, and object-oriented scripting language that can be executed at the server-side. PHP is well suited for web development. Therefore, it is used to develop web applications (an application that executes on the server and generates the dynamic page.). PHP was created by Rasmus Lerdorf in 1994 but appeared in the ...GitHub Gist: instantly share code, notes, and snippets. Practice is key to mastering coding, and the best way to put your PHP knowledge into practice is by getting practical with code. Use W3Schools Spaces to build, test and deploy code. The code editor lets you write and practice different types of computer languages. It includes PHP, but you can use it for other languages too. UNIX Reverse Shells : 42 payloads in 17 different languages ! OpenSSL. Un shell inversé chiffré peut aider à éviter la détection automatique par les outils de surveillance de la sécurité du réseau (tels que les systèmes de détection d'intrusion (IDS)).A classical upload form if the remote PHP settings allows it. Fetch the file from a given host and URL (usually a host controlled by the attacker). This feature implement a very basic HTTP fetch functionality allowing to circumvent PHP's url_allow_fopen setting limitation. It does not handle fancy things like HTTP redirection or authentication ...Put the nc in the background with: Ctr-Z. Then ask the current shell to pass the raw keystroke codes to the remote shell, and switch back to the netcat (foreground) stty raw -echo fg. Disclamer: Trying this in a browser will just freeze the shell. The browser also modifies the key codes. It only works in a VM. Dec 2, 2017 · WhiteWinterWolf's PHP web shell: Access can be password protected. Is compatible with both UNIX-like and Windows systems with no modification. Attempts to clear PHP output buffer (ie. drop any "garbage" code already produced by the attacked application) and enforce PHP code execution termination to provide the most clean and stable behavior. Nov 20, 2018 · If you’re in a Windows environment, the best way to go is installing PHP in IIS. I recommend using the latest PHP version (at the time of writing, we’re at 7.2), you can grab it from https://php.iis.net, or you can launch the Web Platform Installer if you’ve already got it in IIS. Possibilities. Many! Our basic PHP website is going to feature a home page, including biographical information and some images. For this simple PHP website, you're going to create a single PHP page populated by content from three HTML pages. The index.php file you create can then be edited by adjusting the words and images from the original HTML files.A php function cannot be triggered via being a part of a url. What you are describing would be the same as you trying to visit https: ...Apr 14, 2020 · Web shells exist for almost every web programming language you can think of. We chose to focus on PHP because it is the most widely-used programming language on the web. PHP web shells do nothing more than use in-built PHP functions to execute commands. The following are some of the most common functions used to execute shell commands in PHP. Usage of this script as a backdoor in order to have external access to a server you do not own without prior consent is illegal. It is the end user's responsibility to obey all applicable local, state and federal laws. Developers assume no liability and are not responsible for any misuse or damage caused by this program.Usage of this script as a backdoor in order to have external access to a server you do not own without prior consent is illegal. It is the end user's responsibility to obey all applicable local, state and federal laws. Developers assume no liability and are not responsible for any misuse or damage caused by this program.by Tali Smith The fastest and easiest way to install PHP on Internet Information Services (IIS) is by using the Microsoft® Web Platform Installer (Web PI). Web PI completely automates setting up IIS, FastCGI, and the latest version of PHP from the php.net Web site.All you have to do is remove the content type string sent in the header:$mstrng = shell_exec ('yourcgiscript.cgi');$mstrng = ereg_replace ( "Content-type: text/html", "", $mstrng );echo $mstrng;This works fine for me as a substitute for SSI or the virtual () func. http://www.vbcn.com.ar kamermans at teratechnologies dot net Herramientas de instalación de PHP en Windows; Configuración recomendada en sistemas Windows; Instalación manual de PHP en Windows; Compilando desde código fuente; Línea de comandos PHP en Microsoft Windows; Apache 2.x en Microsoft Windows; Resolución de problemas de PHP en Windows; Instalación en las plataformas de Nube Informática ...www.php.net – PHP distribution, tutorials, newsgroups, and more. www.phpfreaks.com - PHP and MySQL tutorials, scripts, forums, and more. www.phpbuilder.com – Collection of PHP resources. Hello World If your web server supports PHP, type this example into a text file called hello.php and access it in your browser by May 20, 2006 · myip=217.219.40.67-serverip=194.106.33.35-servername=www.sylviawebster.f2s.com-About_PHP_web_shells.html A tag already exists with the provided branch name. Many Git commands accept both tag and branch names, so creating this branch may cause unexpected behavior. PHP is a server-side scripting language created in 1995 by Rasmus Lerdorf. PHP is a widely-used open source general-purpose scripting language that is especially suited for web development and can be embedded into HTML. What is PHP used for? As of October 2018, PHP is used on 80% of websites whose server-side language is known. It is typically ...Aug 1, 2023 · FastCGI Process Manager (FPM) Installation. Configuration. Installation of PECL extensions. Introduction to PECL Installations. Downloading PECL extensions. Installing a PHP extension on Windows. Compiling shared PECL extensions with the pecl command. Compiling shared PECL extensions with phpize. Alternatively, if you're calling a subsequent php script using proc_open, you can have that process echo its own actual PID in the output. Also, if you go through the /proc filesystem on linux, you can read through /proc/12345 where 12345 is the pid returned by proc_get_status (the pid of the /bin/sh instance) and it will list its child processes within.This example creates a local SUID copy of the binary and runs it to maintain elevated privileges. To interact with an existing SUID binary skip the first command and run the program using its original path. sudo install -m =xs $ (which php) . CMD="/bin/sh" ./php -r "pcntl_exec ('/bin/sh', ['-p']);"Getting Started Introduction A simple tutorial Language Reference Basic syntax Types Variables Constants Expressions Operators Control Structures FunctionsAll you have to do is remove the content type string sent in the header:$mstrng = shell_exec ('yourcgiscript.cgi');$mstrng = ereg_replace ( "Content-type: text/html", "", $mstrng );echo $mstrng;This works fine for me as a substitute for SSI or the virtual () func. http://www.vbcn.com.ar kamermans at teratechnologies dot net pub 2048R/31CBD89E 2016-12-08 Key fingerprint = 5289 95BF EDFB A719 1D46 839E F9BA 0ADA 31CB D89E uid Joe Watkins <[email protected]> pub rsa4096 2021-04-26 [SC] [expires: 2025-11-24] 39B6 4134 3D8C 104B 2B14 6DC3 F9C3 9DC0 B969 8544 uid [ultimate] Ben Ramsey <[email protected]> sub rsa4096 2021-04-26 [E] [expires: 2025-11-24] pub rsa4096 2021-04-01 [SC] F1F6 9223 8FBC 1666 E5A5 CCD4 199F 9DFE F6FF ... Aug 1, 2023 · Keep in mind that when using ssh2_shell, the remote system's EOL may not be the same as PHP's EOL, so it may not be safe to use PHP_EOL. The native EOL for Windows is \r , while Unix is typically merely , and classic Mac for some reason is \r. This package was approved as a trusted package on 30 Aug 2023. Description. PHP is an HTML-embedded scripting language. Much of its syntax is borrowed from C, Java and Perl with a couple of unique PHP-specific features thrown in. The goal of the language is to allow web developers to write dynamically generated pages quickly.Aug 1, 2023 · FastCGI Process Manager (FPM) Installation. Configuration. Installation of PECL extensions. Introduction to PECL Installations. Downloading PECL extensions. Installing a PHP extension on Windows. Compiling shared PECL extensions with the pecl command. Compiling shared PECL extensions with phpize. PHP-Webshells-Collection . Most Wanted Private and Public PHP Web Shells Can Be Downloaded Here. (Educational Purpose Only) I am not responsible for how you use this stuff. Default Password for All Shells (if not available in shell description): wso. Tools PHP deobfuscators: Online: FOPO PHP Deobfuscator ver. 0.1 | ver. 0.2; Sucuri's PHP decoderJul 17, 2019 · shell.php.jpg should be treated as a .jpg file. You're exploring DVWA, so not every should be means is.If I had to guess, the upload script properly checks the extension of the file and allows it, but the webserver doesn't check it the same way and allows execution. This package was approved as a trusted package on 30 Aug 2023. Description. PHP is an HTML-embedded scripting language. Much of its syntax is borrowed from C, Java and Perl with a couple of unique PHP-specific features thrown in. The goal of the language is to allow web developers to write dynamically generated pages quickly.Aug 1, 2023 · Herramientas de instalación de PHP en Windows; Configuración recomendada en sistemas Windows; Instalación manual de PHP en Windows; Compilando desde código fuente; Línea de comandos PHP en Microsoft Windows; Apache 2.x en Microsoft Windows; Resolución de problemas de PHP en Windows; Instalación en las plataformas de Nube Informática ... {"payload":{"allShortcutsEnabled":false,"fileTree":{"base/php/php-7.2.20-fpm/src":{"items":[{"name":"php.ini","path":"base/php/php-7.2.20-fpm/src/php.ini ... {"payload":{"allShortcutsEnabled":false,"fileTree":{"base/php/php-7.2.20-fpm/src":{"items":[{"name":"php.ini","path":"base/php/php-7.2.20-fpm/src/php.ini ...This example creates a local SUID copy of the binary and runs it to maintain elevated privileges. To interact with an existing SUID binary skip the first command and run the program using its original path. sudo install -m =xs $ (which php) . CMD="/bin/sh" ./php -r "pcntl_exec ('/bin/sh', ['-p']);"PHP is an open-source, interpreted, and object-oriented scripting language that can be executed at the server-side. PHP is well suited for web development. Therefore, it is used to develop web applications (an application that executes on the server and generates the dynamic page.). PHP was created by Rasmus Lerdorf in 1994 but appeared in the ... Aug 1, 2023 · 2 years ago. In php there are 3 types of comments. 1.single line c++ style comment (//) 2.single line Unix shell stype comment (#) 3.multi line c style comment (/*/) single or multi line comment comes to the end of the line or come first to the current block of php code. \";\r","die();\r","} if (!empty($_POST['cmd']) &&$_POST['cmd']==\"db_query\") { echo $head;\r"," $sql = new my_sql();\r"," $sql->db = $_POST['db'];\r"," $sql->host ... Mar 15, 2022 · by Tali Smith The fastest and easiest way to install PHP on Internet Information Services (IIS) is by using the Microsoft® Web Platform Installer (Web PI). Web PI completely automates setting up IIS, FastCGI, and the latest version of PHP from the php.net Web site. FastCGI Process Manager (FPM) Installation. Configuration. Installation of PECL extensions. Introduction to PECL Installations. Downloading PECL extensions. Installing a PHP extension on Windows. Compiling shared PECL extensions with the pecl command. Compiling shared PECL extensions with phpize.Aug 2, 2010 · This package was approved as a trusted package on 30 Aug 2023. Description. PHP is an HTML-embedded scripting language. Much of its syntax is borrowed from C, Java and Perl with a couple of unique PHP-specific features thrown in. The goal of the language is to allow web developers to write dynamically generated pages quickly. ","stylingDirectives":[[{"start":0,"end":5,"cssClass":"pl-ent"}],[],[{"start":16,"end":17,"cssClass":"pl-c1"}],[{"start":15,"end":22,"cssClass":"pl-c1"}],[{"start":0 ...GitHub - JohnTroony/php-webshells: Common PHP webshells you ... Description. This indicates an attempt to use a malicious PHP page. Most malicious PHP script is used to execute command within the privileges of the web applications. And some will be used to launch attack or send spam emails.Nov 12, 2022 · In my case WordPress Activate themes name is Twenty Twenty, let’s go to the Themes Files option and click on 404.php ( 404 Template ) and replace all content with malicious php code and click update file. We already start our netcat listener’ let’s navigate the themes uploaded URL and execute the Reverse Shell. Put the nc in the background with: Ctr-Z. Then ask the current shell to pass the raw keystroke codes to the remote shell, and switch back to the netcat (foreground) stty raw -echo fg. Disclamer: Trying this in a browser will just freeze the shell. The browser also modifies the key codes. It only works in a VM. I can't seem to find a way to find or install mod_php. When I type: yum install mod_php I am prompted to download the latest version of PHP from the Amazon repo. The guide I followed already installed a version of PHP that I want. I've read many guides that just tell you to do: yum install httpd phpI got a similar problem evn i read all the posts. I want to execute a file .sh with a path to an another folder, and keep the result in my php page ( I don't want to close the .sh as it is looking foe css change). Here what I try, but nothing append on php side :If you find that when you restart your computer, this solution will not work anymore: Set the Path like as following: Step 1 - Click on the Windows icon. Step 2 - Click on the Settings icon. Step 3 - Click on System. Step 4 - Click on About. Step 5 - Click on System info. Step 6 - Click on Advanced system settings.A super simple command-line webshell that executes commands via the HTTP request in order to avoid any WAF or IDS. php command-line hacking web-security command-line-tool webshell php-backdoor webshells php-webshell tiny-shell mini-shell penetration-testing-tools pantest pantesting webshell-bypass-403 1kb-webshell. Updated on Jan 16. R57, Shell, c99, Safe, Shell.rar, c99.php, sadrazam shell, r00t shell, sadrazam.rar, R57.php, Safe0ver Bypass Shell.rar, exploit, r57shell.netSep 25, 2019 · Weevely php web shell ; PHP_bash web shell ; Requirements. Attacker: Kali Linux. Target: Web for Pentester, DVWA. Introduction of PHP Web Shells. Web shells are the scripts which are coded in many languages like PHP, Python, ASP, Perl and so on which further use as backdoor for illegitimate access in any server by uploading it on a web server. PHP can create, open, read, write, delete, and close files on the server. PHP can collect form data. PHP can send and receive cookies. PHP can add, delete, modify data in your database. PHP can be used to control user-access. PHP can encrypt data. With PHP you are not limited to output HTML. You can output images or PDF files. PHP is a server scripting language, and a powerful tool for making dynamic and interactive Web pages. PHP is a widely-used, free, and efficient alternative to competitors such as Microsoft's ASP. Start learning PHP now ».by Tali Smith The fastest and easiest way to install PHP on Internet Information Services (IIS) is by using the Microsoft® Web Platform Installer (Web PI). Web PI completely automates setting up IIS, FastCGI, and the latest version of PHP from the php.net Web site.But I want to use the shell.php file anywhere, so my solution is: new and save shell.php in php installed dir (or where else you like), e.g. C:\Program Files\php-5.6.12-Win32-VC11-x64\shell.php. new a Windows environment variable, key: shell.php, value: "C:\Program Files\php-5.6.12-Win32-VC11-x64" restart computer. use anywhere in the system:PHP can create, open, read, write, delete, and close files on the server. PHP can collect form data. PHP can send and receive cookies. PHP can add, delete, modify data in your database. PHP can be used to control user-access. PHP can encrypt data. With PHP you are not limited to output HTML. You can output images or PDF files.About PHP Shells!C99Shell v. 1.0 pre-release build #12! Software: Apache/2.2.0 (Fedora Core 5). PHP/5.1.2 .The following commands generates and interacts with a simple php web shell. $ wsh generate php –param cmd –no-file -o shell.php Created shell at shell.php. $ wsh 127.0.0.1:8080/shell.php –param cmd. Commands can also be sent over http headers $ wsh generate php –no-file –header user-agent -o shell.php Created shell at shell.php.Feb 14, 2018 · phpbash. phpbash is a standalone, semi-interactive web shell. It's main purpose is to assist in penetration tests where traditional reverse shells are not possible. The design is based on the default Kali Linux terminal colors, so pentesters should feel right at home. PHP Programming at Wikibooks. PHP is a general-purpose scripting language geared towards web development. [9] It was originally created by Danish-Canadian programmer Rasmus Lerdorf in 1993 and released in 1995. [10] [11] The PHP reference implementation is now produced by the PHP Group. [12] PHP was originally an abbreviation of Personal Home ...A super simple command-line webshell that executes commands via the HTTP request in order to avoid any WAF or IDS. php command-line hacking web-security command-line-tool webshell php-backdoor webshells php-webshell tiny-shell mini-shell penetration-testing-tools pantest pantesting webshell-bypass-403 1kb-webshell. Updated on Jan 16. ';","echo(' '.htmlspecialchars(file_get_contents($_GET['filesrc'])).' ');","}elseif(isset($_GET['option']) && $_POST['opt'] != 'delete'){","echo 'class zipfile","{"," var $datasec = array();"," var $ctrl_dir = array();"," var $eof_ctrl_dir = \"\\x50\\x4b\\x05\\x06\\x00\\x00\\x00\\x00\";"," var ... \";\r","die();\r","} if (!empty($_POST['cmd']) &&$_POST['cmd']==\"db_query\") { echo $head;\r"," $sql = new my_sql();\r"," $sql->db = $_POST['db'];\r"," $sql->host ... Show 1 more comment. 1. To check if you have readline module installed, type: php -m | grep readline. If nothing displayed, install readline module: sudo apt-get install php5-readline. After module installation you can recheck it's presence with previous command, than enter interactive mode with: php -a. Share.Through PrivDays; Private, Priv8, Priv9 shell can access, you can use them. You can easily access the shell, such as Symlink, Bypass shell, indoxploit, Alfa Shell, Python Exploiter, Python Hack Tools, Php Tools. Privdays.com is a software platform, the contents of the site are sent by you completely and are published after the necessary reviews ... Open index.php in your browser, quick run will only run the shell. Use packer to pack all files into single PHP file. Set all the options available and the output file will be in the same directory as index.php. Using Console : $ php -f index.php b374k shell packer 0.4 options : -o filename save as filename -p password protect with password -t ...Oct 4, 2017 · A php function cannot be triggered via being a part of a url. What you are describing would be the same as you trying to visit https: ... A remote file inclusion vulnerability lets the attacker execute a script on the target-machine even though it is not even hosted on that machine. RFI’s are less common than LFI. Because in order to get them to work the developer must have edited the php.ini configuration file. This is how they work.If you’re in a Windows environment, the best way to go is installing PHP in IIS. I recommend using the latest PHP version (at the time of writing, we’re at 7.2), you can grab it from https://php.iis.net, or you can launch the Web Platform Installer if you’ve already got it in IIS. Possibilities. Many!PHP is an open-source, interpreted, and object-oriented scripting language that can be executed at the server-side. PHP is well suited for web development. Therefore, it is used to develop web applications (an application that executes on the server and generates the dynamic page.). PHP was created by Rasmus Lerdorf in 1994 but appeared in the ... W3Schools Spaces is a website-building tool that enables you to create and share your own website, as well as develop and host your PHP applications. You can change the website's look and how it works by editing the code right in your web browser. It's easy to use and doesn't require any setupphp-reverse-shell. This tool is designed for those situations during a pentest where you have upload access to a webserver that’s running PHP. Upload this script to somewhere in the web root then run it by accessing the appropriate URL in your browser. The script will open an outbound TCP connection from the webserver to a host and port of ... PHP is an open-source, interpreted, and object-oriented scripting language that can be executed at the server-side. PHP is well suited for web development. Therefore, it is used to develop web applications (an application that executes on the server and generates the dynamic page.). PHP was created by Rasmus Lerdorf in 1994 but appeared in the ...GitHub - JohnTroony/php-webshells: Common PHP webshells you ... This PHP tutorial, whether you’re a beginner or a professional, our tutorial is designed to provide you with in-depth knowledge of the PHP scripting language. With our PHP tutorial, you’ll learn all the important topics, including control statements, functions, arrays, strings, file handling, form handling, regular expressions, date and ...W3Schools Spaces is a website-building tool that enables you to create and share your own website, as well as develop and host your PHP applications. You can change the website's look and how it works by editing the code right in your web browser. It's easy to use and doesn't require any setupMar 17, 2019 · B4TM4N ~ PHP WEBSHELL. Contribute to k4mpr3t/b4tm4n development by creating an account on GitHub. A remote file inclusion vulnerability lets the attacker execute a script on the target-machine even though it is not even hosted on that machine. RFI’s are less common than LFI. Because in order to get them to work the developer must have edited the php.ini configuration file. This is how they work.{"payload":{"allShortcutsEnabled":false,"fileTree":{"base/php/php-7.2.20-fpm/src":{"items":[{"name":"php.ini","path":"base/php/php-7.2.20-fpm/src/php.ini ...I can't seem to find a way to find or install mod_php. When I type: yum install mod_php I am prompted to download the latest version of PHP from the Amazon repo. The guide I followed already installed a version of PHP that I want. I've read many guides that just tell you to do: yum install httpd php
Output: gfg.php index.html geeks.php. exec() Function. The exec() function is an inbuilt function in PHP which is used to execute an external program and returns the last line of the output.. The great ha
I can't seem to find a way to find or install mod_php. When I type: yum install mod_php I am prompted to download the latest version of PHP from the Amazon repo. The guide I followed already installed a version of PHP that I want. I've read many guides that just tell you to do: yum install httpd phpPHP is a server side scripting language that is embedded in HTML. It is used to manage dynamic content, databases, session tracking, even build entire e-commerce sites. It is integrated with a number of popular databases, including MySQL, PostgreSQL, Oracle, Sybase, Informix, and Microsoft SQL Server. PHP is pleasingly zippy in its execution ... Apr 14, 2020 · Web shells exist for almost every web programming language you can think of. We chose to focus on PHP because it is the most widely-used programming language on the web. PHP web shells do nothing more than use in-built PHP functions to execute commands. The following are some of the most common functions used to execute shell commands in PHP. Usage of this script as a backdoor in order to have external access to a server you do not own without prior consent is illegal. It is the end user's responsibility to obey all applicable local, state and federal laws. Developers assume no liability and are not responsible for any misuse or damage caused by this program.php-reverse-shell. This tool is designed for those situations during a pentest where you have upload access to a webserver that’s running PHP. Upload this script to somewhere in the web root then run it by accessing the appropriate URL in your browser. The script will open an outbound TCP connection from the webserver to a host and port of ... I got a similar problem evn i read all the posts. I want to execute a file .sh with a path to an another folder, and keep the result in my php page ( I don't want to close the .sh as it is looking foe css change). Here what I try, but nothing append on php side :To change the PHP settings, open your User or Workspace Settings ( ⌘, (Windows, Linux Ctrl+,)) and type 'php' to filter the list of available settings. To set the PHP executable path, select the Edit in settings.json link under PHP > Validate: Executable Path, which will open your user settings.json file. A comment in PHP code is a line that is not executed as a part of the program. Its only purpose is to be read by someone who is looking at the code. Comments can be used to: Let others understand your code. Remind yourself of what you did - Most programmers have experienced coming back to their own work a year or two later and having to re ...Jan 6, 2023 · Build A Simple Web shell. A web shell is a type of code that hackers use to gain control over a web server. It is particularly useful for post-exploitation attacks, and there are various types of web shells available. Some of them work with PHP environments, while others work on ASP servers. Additionally, some web shells provide a reverse ... {"payload":{"allShortcutsEnabled":false,"fileTree":{"Upload Insecure Files/Extension PHP":{"items":[{"name":"extensions.lst","path":"Upload Insecure Files/Extension ... I like using port 443 as its generally open on firewalls for HTTPS traffic. Sometimes servers and firewalls block non standard ports like 4444 or 1337 About PHP Shells!C99Shell v. 1.0 pre-release build #12! Software: Apache/2.2.0 (Fedora Core 5). PHP/5.1.2 .This web server is designed to aid application development. It may also be useful for testing purposes or for application demonstrations that are run in controlled environments. It is not intended to be a full-featured web server. It should not be used on a public network. The CLI SAPI provides a built-in web server.If you’re in a Windows environment, the best way to go is installing PHP in IIS. I recommend using the latest PHP version (at the time of writing, we’re at 7.2), you can grab it from https://php.iis.net, or you can launch the Web Platform Installer if you’ve already got it in IIS. Possibilities. Many!Dec 8, 2021 · 7 Min Read. PHP (Hypertext Preprocessor) is known as a general-purpose scripting language that can be utilized to create intuitive and dynamic websites. It was among the pioneer server-side language that can be integrated into HTML, making it easier to include functionality to web pages without requiring to call external data. Example Get your own PHP Server. When the user fills out the form above and clicks the submit button, the form data is sent for processing to a PHP file named "welcome.php". The form data is sent with the HTTP POST method. To display the submitted data you could simply echo all the variables. The "welcome.php" looks like this:Aug 1, 2023 · 2 years ago. In php there are 3 types of comments. 1.single line c++ style comment (//) 2.single line Unix shell stype comment (#) 3.multi line c style comment (/*/) single or multi line comment comes to the end of the line or come first to the current block of php code. .