Install Multiple PHP Versions run parallel USING .htaccess / separate VIRTUAL HOST for each, Ubuntu

Install Multiple PHP Versions run parallel USING .htaccess or separate VIRTUAL HOST for each, Ubuntu.md

Multiple PHP version install in Ubuntu. Apache2, Apache. Changing php version using .htaccess & keeping or settingup using separe virtual host for each php version.

Commands and points are below

sudo apt-get install software-properties-common -y
sudo add-apt-repository ppa:ondrej/php
sudo apt-get update -y

sudo apt-get install php5.6 php5.6-fpm php5.6-mysql libapache2-mod-php5.6 -y
sudo systemctl start php5.6-fpm 
sudo systemctl status php5.6-fpm

sudo apt-get install php7.0 php7.0-fpm php7.0-mysql libapache2-mod-php7.0 -y
sudo systemctl start php7.0-fpm
sudo apt-get install php7.1 php7.1-fpm php7.1-mysql libapache2-mod-php7.1 -y
sudo systemctl start php7.1-fpm
sudo apt-get install php7.2 php7.2-fpm php7.2-mysql libapache2-mod-php7.2 -y
sudo systemctl start php7.2-fpm
sudo apt-get install php7.3 php7.3-fpm php7.3-mysql libapache2-mod-php7.3 -y
sudo systemctl start php7.3-fpm
sudo apt-get install php7.4 php7.4-fpm php7.4-mysql libapache2-mod-php7.4 -y
sudo systemctl start php7.4-fpm
sudo apt-get install php8.1 php8.1-fpm php8.1-mysql libapache2-mod-php8.1 -y
sudo systemctl start php8.1-fpm
sudo apt-get install php8.2 php8.2-fpm php8.2-mysql libapache2-mod-php8.2 -y
sudo systemctl start php8.2-fpm

Enable Mode

sudo a2enmod actions fcgid alias proxy_fcgi

To ENABLE .htaccess through change version

sudo gedit /etc/apache2/apache2.conf

Find :: Directory /var/www Change "AllowOverride None" To "AllowOverride All" and save it

[Directory /var/www/]
        Options Indexes FollowSymLinks
        AllowOverride All
        Require all granted
[/Directory]

##Restart APACHE web server sudo systemctl restart apache2

MODE 1: Using .htaccess

NOTE : ************ Change/Replace "Square Brackets [ & ] " tags to "Less than" and "Greater than" characters in your site file. change 5.6 to your necessary version like php7.4, php8.1 etc

[FilesMatch \.php$]
    Apache 2.4.10+ can proxy to unix socket
    SetHandler "proxy:unix:/var/run/php/php5.6-fpm.sock|fcgi://localhost"
[/FilesMatch]

==================================================

MODE 2: In Terminal Mode : check installed php version & switch to other version

sudo update-alternatives --config php

Mode 3: for VIRTUAL HOST setup

sudo gedit /etc/hosts

127.0.5.6 php56.local 127.0.7.2 php72.local 127.0.7.4 php74.local 127.0.8.1 php81.local

FOR Virtual host Need to create sites in below location

sudo gedit /etc/apache2/sites-available/php74.local.conf sudo gedit /etc/apache2/sites-available/php81.local.conf sudo gedit /etc/apache2/sites-available/php74.local.conf

Code for each virtual host sites: NOTE : ************ Change/Replace "Square Brackets [ & ] " tags to "Less than" and "Greater than" characters in your site file. change 56 to your site version like 81,74,72 like that.

Change this "php5.6-fpm" To "php8.1-fpm" or php7.4-fpm

[VirtualHost *:80]
     ServerAdmin admin@php56.local
     ServerName php56.local
     DocumentRoot /var/www/php56.local
     DirectoryIndex info.php

     [Directory /var/www/php56.local]
        Options Indexes FollowSymLinks MultiViews
        AllowOverride All
        Order allow,deny
        allow from all
     [/Directory]
  [IfModule dir_module]
     DirectoryIndex index.php index.html 
     [/IfModule]

    [FilesMatch \.php$]
      For Apache version 2.4.10 and above, use SetHandler to run PHP as a fastCGI process server
      SetHandler "proxy:unix:/run/php/php5.6-fpm.sock|fcgi://localhost"
    [/FilesMatch]

     ErrorLog ${APACHE_LOG_DIR}/php56.local_error.log
     CustomLog ${APACHE_LOG_DIR}/php56.local_access.log combined
[/VirtualHost]

Restart APACHE web server

sudo systemctl restart apache2

Additional Extenstions (curl, xml, gd library, mbstring, initl (for normalisation class issue fix in Laravel))

sudo apt-get install php5.6-curl php5.6-xml php5.6-gd php5.6-intl php5.6-mbstring -y
sudo apt-get install php7.2-curl php7.2-xml php7.2-gd php7.2-intl php7.2-mbstring -y
sudo apt-get install php7.4-curl php7.4-xml 7.4-gd php7.4-intl php7.4-mbstring -y
sudo apt-get install php8.1-curl php8.1-xml 8.1-gd php8.1-intl php8.1-mbstring -y
sudo apt-get install php8.2-curl php8.2-xml 8.2-gd php8.2-intl php8.2-mbstring  -y
sudo apt-get install php5.6-zip php5.6-gd php5.6-json php5.6-curl -y
sudo apt-get install php7.2-zip php7.2-gd php7.2-json php7.2-curl -y
sudo apt-get install php7.4-zip php7.4-gd php7.4-json php7.4-curl -y
sudo apt-get install php8.1-zip php8.1-gd php8.1-curl -y
sudo apt-get install php8.2-zip php8.2-gd php8.2-curl -y
sudo apt-get install php8.3-zip php8.3-gd php8.3-curl -y