【XAMPP】PHPを上書きしないでバージョンアップする方法

#
# XAMPP settings
#

Define MYPHPPATH "C:/php/php8.1"
Define MYPHPVAR 8

<IfModule env_module>
    SetEnv MIBDIRS "C:/xampp/php/extras/mibs"
    SetEnv MYSQL_HOME "\\xampp\\mysql\\bin"
    SetEnv OPENSSL_CONF "C:/xampp/apache/bin/openssl.cnf"
    SetEnv PHP_PEAR_SYSCONF_DIR "${MYPHPPATH}"
    SetEnv PHPRC "${MYPHPPATH}"
    SetEnv TMP "\\xampp\\tmp"
</IfModule>

#
# PHP-Module setup
#
LoadFile "${MYPHPPATH}/php${MYPHPVAR}ts.dll"
LoadFile "${MYPHPPATH}/libpq.dll"
LoadModule php_module "${MYPHPPATH}/php${MYPHPVAR}apache2_4.dll"

<FilesMatch "\.php$">
    SetHandler application/x-httpd-php
</FilesMatch>
<FilesMatch "\.phps$">
    SetHandler application/x-httpd-php-source
</FilesMatch>

#
# PHP-CGI setup
#
#<FilesMatch "\.php$">
#    SetHandler application/x-httpd-php-cgi
#</FilesMatch>
#<IfModule actions_module>
#    Action application/x-httpd-php-cgi "/php-cgi/php-cgi.exe"
#</IfModule>
<IfModule php_module>
    PHPINIDir "${MYPHPPATH}"
</IfModule>

<IfModule mime_module>
    AddType text/html .php .phps
</IfModule>

ScriptAlias /php-cgi/ "${MYPHPPATH}"
<Directory "${MYPHPPATH}">
    AllowOverride None
    Options None
    Require all denied
    <Files "php-cgi.exe">
          Require all granted
    </Files>
</Directory>

<Directory "C:/xampp/cgi-bin">
    <FilesMatch "\.php$">
        SetHandler cgi-script
    </FilesMatch>
    <FilesMatch "\.phps$">
        SetHandler None
    </FilesMatch>
</Directory>
<Directory "C:/xampp/htdocs/xampp">
    <IfModule php_module>
    <Files "status.php">
    php_admin_flag safe_mode off
    </Files>
    </IfModule>
    AllowOverride AuthConfig
</Directory>

<IfModule alias_module>
    Alias /licenses "C:/xampp/licenses/"
    <Directory "C:/xampp/licenses">
        Options +Indexes
        <IfModule autoindex_color_module>
            DirectoryIndexTextColor  "#000000"
            DirectoryIndexBGColor "#f8e8a0"
            DirectoryIndexLinkColor "#bb3902"
            DirectoryIndexVLinkColor "#bb3902"
            DirectoryIndexALinkColor "#bb3902"
        </IfModule>
        Require local
        ErrorDocument 403 /error/XAMPP_FORBIDDEN.html.var
   </Directory>

    Alias /phpmyadmin "C:/xampp/phpMyAdmin/"
    <Directory "C:/xampp/phpMyAdmin">
        AllowOverride AuthConfig
        Require local
        ErrorDocument 403 /error/XAMPP_FORBIDDEN.html.var
    </Directory>

    Alias /webalizer "C:/xampp/webalizer/"
    <Directory "C:/xampp/webalizer">
        <IfModule php_module>
    <Files "webalizer.php">
    php_admin_flag safe_mode off
    </Files>
        </IfModule>
        AllowOverride AuthConfig
        Require local
        ErrorDocument 403 /error/XAMPP_FORBIDDEN.html.var
    </Directory>
</IfModule>