How to install php5.4 on centos yum

How to install php5.4 in centos yum: 1. Check whether PHP is already installed on the current system; 2. Check whether yum has installable PHP software; 3. Install php through "yum install php".

The operating environment of this article: CentOS 7.4.1708 system, php5.4 version, DELL G3 computer

centos yumHow to install php5.4?

CentOS 7.4 Use yum source to install PHP 5.4.16

1. Check whether PHP has been installed on the current system

[root@localhost ~]# rpm -qa php

2. Check if yum has installable PHP software

[root@localhost ~]# yum list | grep php
graphviz-php.x86_64                         2.30.1-19.el7              base
php.x86_64                                  5.4.16-43.el7_4            updates
php-bcmath.x86_64                           5.4.16-43.el7_4            updates
php-cli.x86_64                              5.4.16-43.el7_4            updates
php-common.x86_64                           5.4.16-43.el7_4            updates
php-dba.x86_64                              5.4.16-43.el7_4            updates
php-devel.x86_64                            5.4.16-43.el7_4            updates
php-embedded.x86_64                         5.4.16-43.el7_4            updates
php-enchant.x86_64                          5.4.16-43.el7_4            updates
php-fpm.x86_64                              5.4.16-43.el7_4            updates
php-gd.x86_64                               5.4.16-43.el7_4            updates
php-intl.x86_64                             5.4.16-43.el7_4            updates
php-ldap.x86_64                             5.4.16-43.el7_4            updates
php-mbstring.x86_64                         5.4.16-43.el7_4            updates
php-mysql.x86_64                            5.4.16-43.el7_4            updates
php-mysqlnd.x86_64                          5.4.16-43.el7_4            updates
php-odbc.x86_64                             5.4.16-43.el7_4            updates
php-pdo.x86_64                              5.4.16-43.el7_4            updates
php-pear.noarch                             1:1.9.4-21.el7             base
php-pecl-memcache.x86_64                    3.0.8-4.el7                base
php-pgsql.x86_64                            5.4.16-43.el7_4            updates
php-process.x86_64                          5.4.16-43.el7_4            updates
php-pspell.x86_64                           5.4.16-43.el7_4            updates
php-recode.x86_64                           5.4.16-43.el7_4            updates
php-snmp.x86_64                             5.4.16-43.el7_4            updates
php-soap.x86_64                             5.4.16-43.el7_4            updates
php-xml.x86_64                              5.4.16-43.el7_4            updates
php-xmlrpc.x86_64                           5.4.16-43.el7_4            updates
rrdtool-php.x86_64                          1.4.8-9.el7                base
uuid-php.x86_64                             1.6.2-26.el7               base

3. Install PHP

[root@localhost ~]# yum install php

4. Check the version and supported extensions

[root@localhost ~]# php -v
PHP 5.4.16 (cli) (built: Nov 15 2017 16:33:54)
Copyright (c) 1997-2013 The PHP Group
Zend Engine v2.4.0, Copyright (c) 1998-2013 Zend Technologies

[root@localhost ~]# php -m
[PHP Modules]
bz2
calendar
Core
ctype
curl
date
ereg
exif
fileinfo
filter
ftp
gettext
gmp
hash
iconv
json
libxml
mhash
openssl
pcntl
pcre
Phar
readline
Reflection
session
shmop
SimpleXML
sockets
SPL
standard
tokenizer
xml
zip
zlib

[Zend Modules]

[root@localhost ~]#

[root@localhost ~]# ll /etc/php.d/
总用量 20
-rw-r--r--. 1 root root 49 11月 16 00:36 curl.ini
-rw-r--r--. 1 root root 57 11月 16 00:36 fileinfo.ini
-rw-r--r--. 1 root root 49 11月 16 00:36 json.ini
-rw-r--r--. 1 root root 49 11月 16 00:36 phar.ini
-rw-r--r--. 1 root root 47 11月 16 00:36 zip.ini
[root@localhost ~]# ll /usr/lib64/php/modules/
总用量 3100
-rwxr-xr-x. 1 root root   74688 11月 16 00:36 curl.so
-rwxr-xr-x. 1 root root 2713376 11月 16 00:36 fileinfo.so
-rwxr-xr-x. 1 root root   44688 11月 16 00:36 json.so
-rwxr-xr-x. 1 root root  271992 11月 16 00:36 phar.so
-rwxr-xr-x. 1 root root   58392 11月 16 00:36 zip.so

5. Install php-mysqlnd

The mysql version installed in the current system is:

[root@localhost ~]# rpm -qi mysql-community-server
Name        : mysql-community-server
Version     : 5.7.21
Release     : 1.el7
Architecture: x86_64
Install Date: 2018年02月13日 星期二 09时37分23秒
Group       : Applications/Databases
Size        : 775546923
License     : Copyright (c) 2000, 2017, Oracle and/or its affiliates. All rights reserved. Under GPLv2 license as shown in the Description field.
Signature   : DSA/SHA1, 2017年12月28日 星期四 20时54分13秒, Key ID 8c718d3b5072e1f5
Source RPM  : mysql-community-5.7.21-1.el7.src.rpm
Build Date  : 2017年12月28日 星期四 12时11分13秒
Build Host  : siv27.no.oracle.com
Relocations : (not relocatable)
Packager    : MySQL Release Engineering <mysql-build@oss.oracle.com>
Vendor      : Oracle and/or its affiliates
URL         : http://www.mysql.com/
Summary     : A very fast and reliable SQL database server
Description :
The MySQL(TM) software delivers a very fast, multi-threaded, multi-user,
and robust SQL (Structured Query Language) database server. MySQL Server
is intended for mission-critical, heavy-load production systems as well
as for embedding into mass-deployed software. MySQL is a trademark of
Oracle and/or its affiliates

The MySQL software has Dual Licensing, which means you can use the MySQL
software free of charge under the GNU General Public License
(http://www.gnu.org/licenses/). You can also purchase commercial MySQL
licenses from Oracle and/or its affiliates if you do not wish to be bound by the terms of
the GPL. See the chapter "Licensing and Support" in the manual for
further info.

The MySQL web site (http://www.mysql.com/) provides the latest news and
information about the MySQL software.  Also please see the documentation
and the manual for more information.

This package includes the MySQL server binary as well as related utilities
to run and administer a MySQL server.

[root@localhost ~]# yum install php-mysqlnd

[root@localhost test]# ll /etc/php.d/
总用量 48
-rw-r--r--. 1 root root 49 11月 16 00:36 curl.ini
-rw-r--r--. 1 root root 57 11月 16 00:36 fileinfo.ini
-rw-r--r--. 1 root root 49 11月 16 00:36 json.ini
-rw-r--r--. 1 root root 55 11月 16 00:36 mysqlnd.ini
-rw-r--r--. 1 root root 69 11月 16 00:36 mysqlnd_mysqli.ini
-rw-r--r--. 1 root root 67 11月 16 00:36 mysqlnd_mysql.ini
-rw-r--r--. 1 root root 47 11月 16 00:36 pdo.ini
-rw-r--r--. 1 root root 63 11月 16 00:36 pdo_mysqlnd.ini
-rw-r--r--. 1 root root 61 11月 16 00:36 pdo_sqlite.ini
-rw-r--r--. 1 root root 49 11月 16 00:36 phar.ini
-rw-r--r--. 1 root root 55 11月 16 00:36 sqlite3.ini
-rw-r--r--. 1 root root 47 11月 16 00:36 zip.ini
[root@localhost test]# ll /usr/lib64/php/modules/
总用量 3772
-rwxr-xr-x. 1 root root   74688 11月 16 00:36 curl.so
-rwxr-xr-x. 1 root root 2713376 11月 16 00:36 fileinfo.so
-rwxr-xr-x. 1 root root   44688 11月 16 00:36 json.so
-rwxr-xr-x. 1 root root  133136 11月 16 00:36 mysqlnd_mysqli.so
-rwxr-xr-x. 1 root root   53584 11月 16 00:36 mysqlnd_mysql.so
-rwxr-xr-x. 1 root root  256584 11月 16 00:36 mysqlnd.so
-rwxr-xr-x. 1 root root   28784 11月 16 00:36 pdo_mysqlnd.so
-rwxr-xr-x. 1 root root  116344 11月 16 00:36 pdo.so
-rwxr-xr-x. 1 root root   29176 11月 16 00:36 pdo_sqlite.so
-rwxr-xr-x. 1 root root  271992 11月 16 00:36 phar.so
-rwxr-xr-x. 1 root root   51360 11月 16 00:36 sqlite3.so
-rwxr-xr-x. 1 root root   58392 11月 16 00:36 zip.so

If the installed php-mysql, not php-mysqlnd, will have a warning when using the function mysqli_connect():

PHP Warning: mysqli_connect(): Headers and client library minor version mismatch. Headers:50556 Library:50637

Recommended learning: "PHP Video Tutorial"

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