![To support my answer, I had tried to run both of your command on ec2, and which does remove the package , if its installed. Now if the plugin in installed on ec2 and you run list command , it shows the installed packages: [root@ip-xx-xxx-xx-xxx ec2-user]# yum list php-pgsql* Loaded plugins: priorities, update-motd, upgrade-helper Installed .... Eisenhower](/img/512x512/3794180524.webp)
4 Answers. if you have installed it globally you can simply remove it by composer global remove laravel/installer. If you have installed it via composer project you simply remove the directory. For me, the command that actually did the trick was: composer global remove laravel/installer. Since I was looking all around how to uninstall packages ...uninstall php ubuntu 18.04; uninstall php 8 mac; uninstall php centos 7; uninstall phpmyadmin ubuntu; php 8.2 uninstall; ubuntu php uninstall; ubuntu install php 8; enable disable php version ubuntu; how to install php7.3 on ubuntu 18.04; install php 7.4 on ubuntu 20.04; ubuntu update php 7.4 to 8; remove phpmyadmin ubuntu 20.04 completely ...Uninstall Visual Studio 2017 or higher. Go to Visual Studio's Extension Manager in Tools | Extensions and Updates (Visual Studio 2017) or Extensions | Manage Extensions (Visual Studio 2019 or newer).Jul 5, 2022 · I read that you can remove the modules, yum module remove php:7.2/devel. Yes, that uninstalls some packages. However, you probably want to also: yum module disable php:7.2. After that the packages that belong to the php:7.2 stream should be excluded. The PHP 7.1 is EoL and unsupported, unmaintained. How to Install PHP 8.0 on Ubuntu 20.04 / 18.04. $ sudo apt update $ sudo apt upgrade $ sudo apt install ca-certificates apt-transport-https software-properties-common. $ sudo add-apt-repository ppa:ondrej/php. $ sudo apt update. $ sudo apt install php8.0 libapache2-mod-php8.0.Jul 5, 2022 · I read that you can remove the modules, yum module remove php:7.2/devel. Yes, that uninstalls some packages. However, you probably want to also: yum module disable php:7.2. After that the packages that belong to the php:7.2 stream should be excluded. The PHP 7.1 is EoL and unsupported, unmaintained. 5. If you want to change the ./configure options if a package, you need to rebuild the package. The easiest way to do this is run: # apt-get install build-essential devscripts # apt-get source php5 # cd php5-* # vim debian/rules # debuild -us -uc -b. You should now find the rebuild packages in the directory above the source.Open a terminal and type the following command to purge Apache web server. $ sudo apt purge apache2. Reinstall will remove Apache from your system and then install it again. It won’t make changes to your configuration files or /var/www directory. Rather, Apache system files are deleted and replaced.1 Answer. Sorted by: 56. If you installed it from the Ubuntu repositories, it's. sudo apt-get purge phpmyadmin. The "purge" instead of "remove" instructs it to remove its configuration files too, including the configuration it added to Apache's configuration directories. You may be prompted for whether you want to remove its database as well.Scott – Yes. If uninstall.php is present, that will be run when the plugin is uninstalled. If not present, then the main plugin file is run to check for the hook usage. depending on how the plugin is coded, it can cause problems if code is run in the global space (i.e. evaluated when the file is executed rather than properly wrapped into ...3 Answers Sorted by: 35 This link has instructions on how to manually remove a version of PHP from IIS on Windows 7. I would think the instructions for Windows Server 2008 would be similar. It seems to be instructing you to edit the applicationHost.config file and delete the folder. http://forums.iis.net/t/1178803.aspx From the link:1 Answer. Sorted by: 56. If you installed it from the Ubuntu repositories, it's. sudo apt-get purge phpmyadmin. The "purge" instead of "remove" instructs it to remove its configuration files too, including the configuration it added to Apache's configuration directories. You may be prompted for whether you want to remove its database as well. How to Install PHP 8.0 on Ubuntu 20.04 / 18.04. $ sudo apt update $ sudo apt upgrade $ sudo apt install ca-certificates apt-transport-https software-properties-common. $ sudo add-apt-repository ppa:ondrej/php. $ sudo apt update. $ sudo apt install php8.0 libapache2-mod-php8.0. How to Install PHP 8.0 on Ubuntu 20.04 / 18.04. $ sudo apt update $ sudo apt upgrade $ sudo apt install ca-certificates apt-transport-https software-properties-common. $ sudo add-apt-repository ppa:ondrej/php. $ sudo apt update. $ sudo apt install php8.0 libapache2-mod-php8.0.Access the Control Panel in your Windows machine. Go to Programs and Features, right click on APM Insight PHP Agent and select Uninstall. Follow the instructions to complete uninstallation. Uninstalling agent requires Administrator rights in your windows admin group. The agent related configuration files and logs will be deleted automatically. Oct 31, 2022 · In this tutorial, you will learn how to remove or uninstall php composer in windows 7/8/10 system. This tutorial, also provide you youtube video for completely uninstalling composer from windows 7/8/10/11. as well as, you can watch the provided youtube video tutorial of uninstalling composer from windows 7/8/10/11. Apr 10, 2023 · To do this, follow the steps outlined below: First, update the package lists for upgrades and package changes: sudo apt update. Next, remove the PHP package, replacing “7.4” with the version number you identified earlier: sudo apt remove --purge php7.4. If you have additional PHP modules installed, you can remove them using the following ... In search on the taskbar, enter Control Panel and select it from the results. Select Programs > Programs and Features. Press and hold (or right-click) on the program you want to remove and select Uninstall or Uninstall/Change. Then follow the directions on the screen.1 Answer. Sorted by: 56. If you installed it from the Ubuntu repositories, it's. sudo apt-get purge phpmyadmin. The "purge" instead of "remove" instructs it to remove its configuration files too, including the configuration it added to Apache's configuration directories. You may be prompted for whether you want to remove its database as well. 1. Backup your system 2. #whereis php 3. With great care not to delete something that doesn't belong to php, use rm -rf to remove anything the whereis command found. 4. Reload your environment (logout/login) 5. Try to run php, should tell you it's gone. Share.Usually you can just use: make uninstall or. sudo make uninstall if the app was installed as root. But this will work only if the developer of the package has taken care of making a good uninstall rule. Just run this command in your terminal. sudo apt-get purge php8.*. The above command will Uninstall Any of the PHP 8.X versions of PHP installed on your Server. Now we need to cleans obsolete deb-packages to do so we need to run autoclean command. sudo apt-get autoclean. After that, we need to remove orphaned packages that are no longer needed ...Can't install/uninstall PHP Modules. Ask Question Asked 2 years, 11 months ago. Modified 2 years, 11 months ago. Viewed 361 times 0 I can't install or uninstall any ...The following command will remove PHP from Ubuntu: sudo apt-get purge php7.0 // php7.* if we want to remove PHP version starts with 7 sudo apt-get autoclean sudo apt-get autoremove. apt/apt-get autoclean → cleans obsolete deb-packages, less than clean. apt/apt-get autoremove → removes orphaned packages that are no longer needed from the ...Apr 17, 2021 · When I tried to find the PHP from the terminal, I able to find it from php -v. Even when I tried to find the installed package using yum, I can see PHP is installed there. But when I tried to yum remove php*, it does not uninstall the php. Here is my terminal output. [root@web5 ~]# yum list installed | grep php Repodata is over 2 weeks old. Uninstall php and its dependencies sudo apt-get remove --auto-remove php. This will remove the php package and any other dependant packages which are no longer needed. Purging your config/data too. If you also want to delete your local/config files for php then this will work. Feb 22, 2018 · Since you installed it from the Ubuntu repositories, try this command sudo apt-get purge phpmyadmin The "purge" instead of "remove" instructs it to remove its configuration files too, including the configuration it added to Apache's configuration directories. P.S - You tried sudo apt-get purge phpmyadmin*. Now try it without putting "*". How to install and configure PHP. PHP is a general-purpose scripting language well-suited for Web development since PHP scripts can be embedded into HTML. This guide explains how to install and configure PHP in an Ubuntu System with Apache2 and MySQL. Click on the Advanced system settings link in the left column. From the System Properties window, click on the Advanced tab, and then click on the Environment Variables button at the bottom. Select the Path variable from the System Variables section, and then click on Edit. Add: c:\php to your system path.Also, iI believe it's the first time that I see apt wishing to install something when I request it to delete a package! Here is what I get from apt show: # apt show php7.2-fpm Package: php7.2-fpm Version: 7.2.31-1+ubuntu16.04.1+deb.sury.org+1 Priority: optional Section: php Source: php7.2 Maintainer: Debian PHP Maintainers <team+pkg-php@tracker ...Jul 5, 2022 · I read that you can remove the modules, yum module remove php:7.2/devel. Yes, that uninstalls some packages. However, you probably want to also: yum module disable php:7.2. After that the packages that belong to the php:7.2 stream should be excluded. The PHP 7.1 is EoL and unsupported, unmaintained. Apr 17, 2021 · When I tried to find the PHP from the terminal, I able to find it from php -v. Even when I tried to find the installed package using yum, I can see PHP is installed there. But when I tried to yum remove php*, it does not uninstall the php. Here is my terminal output. [root@web5 ~]# yum list installed | grep php Repodata is over 2 weeks old. How to uninstall Devserver. How to upgrade to Devserver 17. ARTICLES. Laravel & Laravel Manager for Devserver. Mobile for Devserver. Code Sniffer for Devserver. Codeshot for Devserver. Virtual Hosts Manager for Devserver. Xdebug Manager for Devserver. 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.After doing a: sudo apt-get purge php7.*. to remove all versions of php7, you still need to run some extra steps to completely and utterly remove php7: sudo apt-get autoremove --purge. Then do a: whereis php. and then remove all directories in the output of the last command, E.G.: sudo rm -rf /etc/php.Feb 27, 2019 · To support my answer, I had tried to run both of your command on ec2, and which does remove the package , if its installed. Now if the plugin in installed on ec2 and you run list command , it shows the installed packages: [root@ip-xx-xxx-xx-xxx ec2-user]# yum list php-pgsql* Loaded plugins: priorities, update-motd, upgrade-helper Installed ... How to uninstall Devserver. How to upgrade to Devserver 17. ARTICLES. Laravel & Laravel Manager for Devserver. Mobile for Devserver. Code Sniffer for Devserver. Codeshot for Devserver. Virtual Hosts Manager for Devserver. Xdebug Manager for Devserver.Jul 26, 2017 · Begin by removing existing PHP packages. Press y and hit Enter to continue when prompted. sudo yum remove php-cli mod_php php-common. Install the new PHP 7 packages from IUS. Again, press y and Enter when prompted. sudo yum install mod_php70u php70u-cli php70u-mysqlnd. Finally, restart Apache to load the new version of mod_php: 3. If the server can be offline for a little bit, the most effective way to accomplish this goal will be to: Stop Apache. Uninstall PHP. Remove the Ondrej PPA. Note: It may be prudent to visually confirm your .list files in /etc/apt and /etc/apt/sources.list.d to ensure that nothing is pointing to the Ondrej PPA location.Begin by removing existing PHP packages. Press y and hit Enter to continue when prompted. sudo yum remove php-cli mod_php php-common. Install the new PHP 7 packages from IUS. Again, press y and Enter when prompted. sudo yum install mod_php70u php70u-cli php70u-mysqlnd. Finally, restart Apache to load the new version of mod_php:Always check for the constant WP_UNINSTALL_PLUGIN in uninstall.php. before doing anything. This protects against direct access. The constant will be defined by WordPress during the uninstall.php invocation. The constant is NOT defined when uninstall is performed by register_uninstall_hook().The following command will remove PHP from Ubuntu: sudo apt-get purge php7.0 // php7.* if we want to remove PHP version starts with 7 sudo apt-get autoclean sudo apt-get autoremove. apt/apt-get autoclean → cleans obsolete deb-packages, less than clean. apt/apt-get autoremove → removes orphaned packages that are no longer needed from the ...Jan 21, 2016 · 2 Answers. Sorted by: 15. There is no special entries anywhere in system. Simply delete EasyPHP 16.1 directory from Program Files *C:\Program Files (x86)\EasyPHP-Devserver-16.1*, and delete shortcode from desktop. That's all. 2 Answers. As of macOS 10.14 ("Mojave"), PHP 7.1 is installed as a component of the operating system at /usr/bin/php. This installation cannot be removed, but you can install other additional versions of PHP through Homebrew. PHP 5.6 reached end-of-life in December 2018, and should no longer be used. It is not installable through Homebrew.3 Answers Sorted by: 35 This link has instructions on how to manually remove a version of PHP from IIS on Windows 7. I would think the instructions for Windows Server 2008 would be similar. It seems to be instructing you to edit the applicationHost.config file and delete the folder. http://forums.iis.net/t/1178803.aspx From the link:The uninstall.php file may include any code that is necessary to handle proper clean up and uninstall routines for the plugin. At the very least, some code should be included that protects the file from unwanted access.Jan 4, 2018 · 1 Answer Sorted by: 13 PHP on windows doesn't exactly "install" like Python or something, it will probably download to wherever you ran the script from. Remove this folder and: Open Control Panel Open System Click Advanced System Settings on the left Click Environment Variables at the bottom right Begin by removing existing PHP packages. Press y and hit Enter to continue when prompted. sudo yum remove php-cli mod_php php-common. Install the new PHP 7 packages from IUS. Again, press y and Enter when prompted. sudo yum install mod_php70u php70u-cli php70u-mysqlnd. Finally, restart Apache to load the new version of mod_php:Step 3- Once the Control Panel opens, navigate the path, as shown in the below image: Step 4- By typing "X," you can locate XAMPP in the list of programs, then click on "Uninstall/Change." Step 5- To start the process of Uninstalling XAMPP and all its modules, click "YES ." Step 6- For effectively removing XAMPP, click "YES" again when asked to ...Nov 24, 2022 · How to Uninstall PHP on Ubuntu. To uninstall PHP from Ubuntu, follow the instructions below: 1. Run the following command in the terminal: sudo apt-get purge php<version> For example, if you installed the PHP 7.4 FPM version, run: sudo apt-get purge php7.4-fpm. 2. Remove the orphaned packages with: sudo apt-get autoremove. 3. you can also use aptitude. $ sudo aptitude remove 'php*'. check the installed packages. $ sudo apt-cache policy 'php*'. if all of them are none so all of the php app aren't installed. if there's an installed package you can delete it by. $ sudo apt-get autoremove 'packagename'.Jul 22, 2022 · To completely uninstall PHP in ubuntu Just Run purge, autoclean and autoremove command in your server, and this command will completely uninstall your PHP from your Ubuntu server. So follow all commands one by one. First Of all, You just need to run the purge command. Just run this command in your terminal. sudo apt-get purge php7.4. Nov 2, 2019 · 3. To only remove PHP 7.3 and keep PHP 7.2 which was already installed you could do a. sudo apt-get purge php7.3.*. followed by. sudo apt-get autoclean. and. sudo apt-get autoremove. Then you do not lose all PHP versions and kan keep the site running. pimiento. Jul 23rd, 2012 at 7:46 AM. First find the php package. rpm -qa |grep php. Once you know the php "package name". rpm -e PackageName. Hope this help. flag Report. 2. If you're on a RPM Linux Distro, it's simple with YUM. If you installed a PEAR package with YUM you can uninstall with YUM as well. yum install php-pear-db. to install and. yum remove php-pear-db. to remove. Share. Improve this answer.After doing a: sudo apt-get purge php7.*. to remove all versions of php7, you still need to run some extra steps to completely and utterly remove php7: sudo apt-get autoremove --purge. Then do a: whereis php. and then remove all directories in the output of the last command, E.G.: sudo rm -rf /etc/php.gee, this is an extremely pertinent question for any PHP programmer or even a web programmer. it's the most basic thing you do for any development: install and uninstall runtime. yet, this is closed!?? i wish stack overflow would award less points for banding together to close questions - it has become too aggressive. or, award a huge number of points to anybody willing to make "commomn-sense ...pimiento. Jul 23rd, 2012 at 7:46 AM. First find the php package. rpm -qa |grep php. Once you know the php "package name". rpm -e PackageName. Hope this help. flag Report. To support my answer, I had tried to run both of your command on ec2, and which does remove the package , if its installed. Now if the plugin in installed on ec2 and you run list command , it shows the installed packages: [root@ip-xx-xxx-xx-xxx ec2-user]# yum list php-pgsql* Loaded plugins: priorities, update-motd, upgrade-helper Installed ...How to Install PHP 8.0 on Ubuntu 20.04 / 18.04. $ sudo apt update $ sudo apt upgrade $ sudo apt install ca-certificates apt-transport-https software-properties-common. $ sudo add-apt-repository ppa:ondrej/php. $ sudo apt update. $ sudo apt install php8.0 libapache2-mod-php8.0. Open a terminal and type the following command to purge Apache web server. $ sudo apt purge apache2. Reinstall will remove Apache from your system and then install it again. It won’t make changes to your configuration files or /var/www directory. Rather, Apache system files are deleted and replaced.2. If you're on a RPM Linux Distro, it's simple with YUM. If you installed a PEAR package with YUM you can uninstall with YUM as well. yum install php-pear-db. to install and. yum remove php-pear-db. to remove. Share. Improve this answer.Aug 29, 2017 · I have been trying to figure out how to completely remove preinstalled Apache and PHP from my macbook pro ... The reason is that I am using the homebrew version of both Apache and PHP. The current Jul 20, 2018 · Actually this answer is correct. I just want to add detail steps; Open IIS and select Server which are using php cgi. Select Handler Mappings remove php handlers. Select FasCGI and remove Php CGI path. Just delete all installation folder (default in C:\Php or C:\Program Files) Also you should remove the Php from your System env. Path Variable. IObit Uninstaller 13 solves these problems perfectly. It is designed to quickly remove every unwanted program with all associated files for a safe, fast and light PC. Logged programs, folders, registries or any leftovers will be scanned and displayed at a glance for you to quickly clean up all leftovers.Oct 1, 2017 · To uninstall the program from Windows 7: Click Start and click Control Panel; In the Programs section, click the Uninstall a program option (In Icon view, click the Programs and Features option) Jan 21, 2016 · 2 Answers. Sorted by: 15. There is no special entries anywhere in system. Simply delete EasyPHP 16.1 directory from Program Files *C:\Program Files (x86)\EasyPHP-Devserver-16.1*, and delete shortcode from desktop. That's all. Oct 31, 2022 · In this tutorial, you will learn how to remove or uninstall php composer in windows 7/8/10 system. This tutorial, also provide you youtube video for completely uninstalling composer from windows 7/8/10/11. as well as, you can watch the provided youtube video tutorial of uninstalling composer from windows 7/8/10/11. Jul 22, 2022 · To completely uninstall PHP in ubuntu Just Run purge, autoclean and autoremove command in your server, and this command will completely uninstall your PHP from your Ubuntu server. So follow all commands one by one. First Of all, You just need to run the purge command. Just run this command in your terminal. sudo apt-get purge php7.4. Step 4 – Click Yes On prompt box. Now, an automatically prompt box will appears with a question “Do you want to uninstall XAMPP and all its components”, Look like the following picture. So click yes on it. When you click yes, the second prompt box will appear looks like in below picture:2 Answers. Sorted by: 15. There is no special entries anywhere in system. Simply delete EasyPHP 16.1 directory from Program Files *C:\Program Files (x86)\EasyPHP-Devserver-16.1*, and delete shortcode from desktop. That's all.To uninstall PHP sudo apt-get remove –purge php* sudo apt-get purge php* sudo apt-get autoremove sudo apt-get autoclean sudo apt-get remove dbconfig-php sudo apt-get dist-upgrade The output of the below command will provide you with information on the installed package software, version, architecture, and a short description of the package ...I want to uninstall php from my VM that is Fedora 24 Php version is 5.6.31(cli) I tried the following commands to uninstall: sudo apt-get remove php Above gave the output as: Reading Package Lists... Done Building Dependency Tree... Done E: Couldn't find package php5. I have tried another command: sudo apt-get purge --auto-remove php But it ...2 Answers. As of macOS 10.14 ("Mojave"), PHP 7.1 is installed as a component of the operating system at /usr/bin/php. This installation cannot be removed, but you can install other additional versions of PHP through Homebrew. PHP 5.6 reached end-of-life in December 2018, and should no longer be used. It is not installable through Homebrew.3. If the server can be offline for a little bit, the most effective way to accomplish this goal will be to: Stop Apache. Uninstall PHP. Remove the Ondrej PPA. Note: It may be prudent to visually confirm your .list files in /etc/apt and /etc/apt/sources.list.d to ensure that nothing is pointing to the Ondrej PPA location.1 Answer Sorted by: 13 PHP on windows doesn't exactly "install" like Python or something, it will probably download to wherever you ran the script from. Remove this folder and: Open Control Panel Open System Click Advanced System Settings on the left Click Environment Variables at the bottom rightMay 21, 2016 · After doing a: sudo apt-get purge php7.*. to remove all versions of php7, you still need to run some extra steps to completely and utterly remove php7: sudo apt-get autoremove --purge. Then do a: whereis php. and then remove all directories in the output of the last command, E.G.: sudo rm -rf /etc/php. How to Install PHP 8.0 on Ubuntu 20.04 / 18.04. $ sudo apt update $ sudo apt upgrade $ sudo apt install ca-certificates apt-transport-https software-properties-common. $ sudo add-apt-repository ppa:ondrej/php. $ sudo apt update. $ sudo apt install php8.0 libapache2-mod-php8.0.
I have been trying to figure out how to completely remove preinstalled Apache and PHP from my macbook pro ... The reason is that I am using the homebrew version of both Apache and PHP. The current. Jeans
How to install and configure PHP. PHP is a general-purpose scripting language well-suited for Web development since PHP scripts can be embedded into HTML. This guide explains how to install and configure PHP in an Ubuntu System with Apache2 and MySQL.On my distribution of Kali (2016.2) there was a PHP package v7.0.11 pre-installed. I'd like to use version 5.6 instead. What is the best way to remove it?Apr 10, 2023 · To do this, follow the steps outlined below: First, update the package lists for upgrades and package changes: sudo apt update. Next, remove the PHP package, replacing “7.4” with the version number you identified earlier: sudo apt remove --purge php7.4. If you have additional PHP modules installed, you can remove them using the following ... The following command will remove PHP from Ubuntu: sudo apt-get purge php7.0 // php7.* if we want to remove PHP version starts with 7 sudo apt-get autoclean sudo apt-get autoremove. apt/apt-get autoclean → cleans obsolete deb-packages, less than clean. apt/apt-get autoremove → removes orphaned packages that are no longer needed from the ...May 22, 2020 · How to uninstall PHP and install new version using brew on Mac. First check your current version on mac. Please enter below command in your terminal.. How to Uninstall PHP on Ubuntu. To uninstall PHP from Ubuntu, follow the instructions below: 1. Run the following command in the terminal: sudo apt-get purge php<version> For example, if you installed the PHP 7.4 FPM version, run: sudo apt-get purge php7.4-fpm. 2. Remove the orphaned packages with: sudo apt-get autoremove. 3.The uninstall.php file may include any code that is necessary to handle proper clean up and uninstall routines for the plugin. At the very least, some code should be included that protects the file from unwanted access.Mar 6, 2012 · Managed to fix the issue. Using rpm -qa | grep php as suggested by reflexiv would only bring back:. php53-common-5.3.3-1.el5_7.6. As the only installed package. I removed this package, and then installed PHP with the following command: In search on the taskbar, enter Control Panel and select it from the results. Select Programs > Programs and Features. Press and hold (or right-click) on the program you want to remove and select Uninstall or Uninstall/Change. Then follow the directions on the screen.Aug 24, 2019 · Direct Link to redownload for the latest versions: http://gestyy.com/w6G0UGSocial Links:Twitter: https://twitter.com/ChetrarriFacebook: https://www.facebook.... Managed to fix the issue. Using rpm -qa | grep php as suggested by reflexiv would only bring back:. php53-common-5.3.3-1.el5_7.6. As the only installed package. I removed this package, and then installed PHP with the following command:Uninstall Visual Studio 2017 or higher. Go to Visual Studio's Extension Manager in Tools | Extensions and Updates (Visual Studio 2017) or Extensions | Manage Extensions (Visual Studio 2019 or newer).IObit Uninstaller 13 solves these problems perfectly. It is designed to quickly remove every unwanted program with all associated files for a safe, fast and light PC. Logged programs, folders, registries or any leftovers will be scanned and displayed at a glance for you to quickly clean up all leftovers.Always check for the constant WP_UNINSTALL_PLUGIN in uninstall.php. before doing anything. This protects against direct access. The constant will be defined by WordPress during the uninstall.php invocation. The constant is NOT defined when uninstall is performed by register_uninstall_hook()..