CentOS 4.7 final에서 php-pear + Spreadsheet_Excel_Writer 설치법

# yum install php php-pear
...
# pear upgrade --force http://pear.php.net/get/Archive_Tar-1.3.1.tar
# pear upgrade --force http://pear.php.net/get/Console_Getopt-1.2.tar
# pear upgrade --force http://pear.php.net/get/XML_RPC-1.5.0.tar
# pear upgrade --force http://pear.php.net/get/PEAR-1.3.3.tar
# pear upgrade --force http://pear.php.net/get/PEAR-1.4.9.tar
...
# pear channel-update pear.php.net
...
# pear install Spreadsheet_Excel_Writer-beta