PHP官网www.php.net

• 当前主流版本为5./7.1

• cd /usr/local/src/

• wget http://cn2.php.net/distributions/php-5.6.30.tar.gz

• tar zxvf php-5.6..tar.gz

• cd php-5.6.

• ./configure --prefix=/usr/local/php --with-apxs2=/usr/local/apache2./bin/apxs

--with-config-file-path=/usr/local/php/etc  --with-mysql=/usr/local/mysql --with-pdo-mysql=/usr/local/mysql --with-mysqli=/usr/local/mysql/bin/mysql_config

--with-libxml-dir --with-gd --with-jpeg-dir --with-png-dir --with-freetype-dir --with-iconv-dir --with-zlib-dir --with-bz2 --with-openssl --with-mcrypt --enable-soap --enable-gd-native-ttf --enable-mbstring --enable-sockets --enable-exif

• 问题1

configure: error: xml2-config not found. Please check your libxml2 installation.

[root@centos7 php-5.6.]# yum list |grep xml2

[root@centos7 php-5.6.]# yum install -y libxml2-devel.x86_64 

• 问题2

configure: error: Cannot find OpenSSL's <evp.h>

[root@centos7 php-5.6.]# yum install -y openssl-devel

• 问题3

configure: error: Please reinstall the BZip2 distribution

[root@centos7 php-5.6.]# yum install -y bzip2-devel

• 问题4

configure: error: jpeglib.h not found.[root@centos7 php-5.6.]# yum install -y libjpeg-devel

• 问题5

configure: error: png.h not found.

[root@centos7 php-5.6.]# yum install -y libpng-devel

• 问题6

configure: error: freetype-config not found.

[root@centos7 php-5.6.]# yum install -y freetype-devel

• 问题7

configure: error: mcrypt.h not found. Please reinstall libmcrypt.

安装epel扩展源[root@centos7 php-5.6.]# yum install -y epel-release

[root@centos7 php-5.6.]# yum install -y libmcrypt-devel

• make && make install

• php二进制文件 /usr/local/php/bin/php

• 配置文件[root@centos7 php-5.6.]# cp php.ini-production  /usr/local/php/etc/php.ini

• cp  php.ini-production  /usr/local/php/etc/php.ini

• php配置信息[root@centos7 php-5.6.]# /usr/local/php/bin/php -i |less

• cd /usr/local/src/

• wget http://cn2.php.net/distributions/php-7.1.6.tar.bz2

• tar jxvf php-7.1..tar.bz2

• cd php-7.1.

./configure --prefix=/usr/local/php7 --with-apxs2=/usr/local/apache2./bin/apxs --with-config-file-path=/usr/local/php7/etc  --with-pdo-mysql=/usr/local/mysql --with-mysqli=/usr/local/mysql/bin/mysql_config --with-libxml-dir --with-gd --with-jpeg-dir --with-png-dir --with-freetype-dir --with-iconv-dir --with-zlib-dir --with-bz2 --with-openssl --with-mcrypt --enable-soap --enable-gd-native-ttf --enable-mbstring --enable-sockets --enable-exif

• make && make install

• ls /usr/local/apache2./modules/libphp7.so

• 查看php加载的模块[root@centos7 php-7.1.]# /usr/local/php7/bin/php -m

• cp php.ini-production  /usr/local/php7/etc/php.ini

• apacha使用哪一个PHP？

编辑配置文件： vim /usr/local/apache2./conf/httpd.conf

搜索php，不想用哪个php版本 注释掉即可。