Linux安装配置php
1.获取安装文件： http://www.php.net/downloads.php php-5.3.8.tar.gz获取安装php需要的支持文件：http://download.csdn.net/download/netlong339/1351852 libxml2-2.6.
centos7 编译安装 php7.4
yum install -y libxml2 libxml2-devel openssl openssl-devel bzip2 bzip2-devel libcurl libcurl-devel libjpeg libjpeg-devel libpng libpng-devel freetype freetype-devel gmp gmp-devel libmcrypt libmcrypt-devel readline readline-devel libxslt libxslt-devel zlib zlib-devel glibc glibc-devel glib2 glib2-devel ncurses curl gdbm-devel db4-devel libXpm-devel libX11-devel gd-devel gmp-devel expat-devel xmlrpc-c xmlrpc-c-devel libicu-devel libmcrypt-devel libmemcached-devel。新增用户组，用户，用于编译使用。＃ useradd -g www www。
教你如何在CentOS7中编译安装php7.1
打开，Makefile文件，在EXTRA_LIBS最后面增加 -liconv 如:XTRA_LIBS = -lcrypt -lz -lresolv -lcrypt -lreadline -ltermcap -lmcrypt -lltdl -lpng -lz -ljpeg -lcurl -lz -lrt -lm -ldl -lnsl -lxml2 -lssl -lcrypto -lcurl -lxml2 -lssl -lcrypto -lfreetype -lz -lpng12 -lxml2 -lxml2 -lcrypt -lxml2 -lxml2 -lxml2 -lxml2 -lssl -lcrypto -lcrypt -liconv。2).$ make clean && make && make install。