Command to check joomla and wordpress version in server backend

Check Joomla version.

root@mickgenie.com [~]# grep version language/en-GB/en-GB.xml
<?xml version=”1.0″ encoding=”utf-8″?>
<metafile version=”1.5″  client=”site” >
<version>1.5.15</version>
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 Check wordpress version.

[root@server public_html]# grep wp_version wp-includes/version.php
* @global string $wp_version
$wp_version = '3.5';