Upgrade PHP to version 8.1 in Windows 10

1. Reference:Upgrade PHP to version 7.2 in Windows 10  .Download VS16 x64 Thread Safe, as shown in Figure 1

Figure 1

2. The VC16 x64 version needs to install Visual Studio 2019 x64 Visual C++ Redistributable,Download and install Microsoft Visual C++ Redistributable for Visual Studio 2019 . The latest supported downloads for Microsoft Visual C++ redistributable packages. as shown in Figure 2

Figure 2

3. Microsoft Visual C++ 2015-2022 Redistributable (x64) – 14.38.33130 is installed. as shown in Figure 3

Figure 3

4. Copy php-8.1.27-win32-vs16-x64 to C:\php-8.1.27.

5. Edit the system environment variables: C:\php-7.4.27, and modify it to C:\php-8.1.27. as shown in Figure 4

Figure 4

6. Copy php.ini-development to php.ini, configure php, and modify the configuration information in php.ini. The content that needs to be configured includes the following parts, where extend= is set on demand.

;extension_dir = "ext"
extension_dir = "C:/php-8.1.27/ext"

extension=curl
;extension=ffi
;extension=ftp
extension=fileinfo
extension=gd
;extension=gettext
;extension=gmp
;extension=intl
;extension=imap
;extension=mbstring
;extension=exif      ; Must be after mbstring as it depends on it
;extension=mysqli
;extension=oci8_12c  ; Use with Oracle Database 12c Instant Client
;extension=oci8_19  ; Use with Oracle Database 19 Instant Client
;extension=odbc
;extension=openssl
;extension=pdo_firebird
extension=pdo_mysql
;extension=pdo_oci
;extension=pdo_odbc
;extension=pdo_pgsql
;extension=pdo_sqlite
;extension=pgsql
;extension=shmop
	
extension=redis

;session.save_path = "/tmp"
session.save_path = "E:/phpsessiontmp"

;upload_tmp_dir =
upload_tmp_dir = "E:/phpuploadtmp"

;date.timezone =
date.timezone = "Asia/Shanghai"

7,Download php_redis-5.3.5rc1-8.1-ts-vs16-x64.zip, copy to C:\php-8.1.27\ext\php_redis.dll to support redis in PHP, as shown in Figure 5

Figure 5

8. Check phpinfo. as shown in Figure 6

Figure 6