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Pastable version of Code to detect the web browser

<pre class='prettyprint' language='ruby'>def test_web_browser() if request.env[&quot;HTTP_USER_AGENT&quot;][/Firefox\/3/]==&quot;Firefox/3&quot; return &quot;Firefox3&quot; else if request.env[&quot;HTTP_USER_AGENT&quot;][/Firefox\/2/]==&quot;Firefox/2&quot; return &quot;Firefox2&quot; else if request.env[&quot;HTTP_USER_AGENT&quot;][/MSIE 6/]==&quot;MSIE 6&quot; return &quot;MSIE6&quot; else if request.env[&quot;HTTP_USER_AGENT&quot;][/MSIE 7/]==&quot;MSIE 7&quot; return &quot;MSIE7&quot; else if request.env[&quot;HTTP_USER_AGENT&quot;][/Opera/]==&quot;Opera&quot; return &quot;Opera&quot; end end end end end end</pre> <a href="http://www.refactormycode.com/codes/462-code-to-detect-the-web-browser" style="color:#fff" title="As seen on RefactorMyCode.com"><img alt="Small_logo" src="http://www.refactormycode.com/images/small_logo.gif" style="border:0" /></a>