yum install gcc bison bison-devel zlib-devel libmcrypt-devel mcrypt mhash-devel openssl-devel libxml2-devel libcurl-devel bzip2-devel readline-devel libedit-devel sqlite-devel jemalloc jemalloc-devel libpn libpng-devel libjpeg-devel freetype-devel -y
wget http://cn2.php.net/distributions/php-5.6.30.tar.gz
tar zvxf php-5.6.30.tar.gz
cd php-5.6.30
./configure
make && make install
php安装报错：
【configure: error: xml2-config not found. Please check your libxml2 installation.】
yum install libxml2 libxml2-devel -y