Can I disallow crawling of my CSS and JavaScript files?

Channel:
United States Google Search Central
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751,000
Published on ● Video Link: https://www.youtube.com/watch?v=PNEipHjsEPU


Duration: 1:17
10,600 views
22

On February 26, 2009, Google software engineer Matt Cutts collected questions on Google Moderator and answered many of them on video.

SEOmofo from Simi Valley asked:

If I externalize all CSS style definitions and JavaScript scripts and disallow all user agents from accessing these external files (via robots.txt), would this cause problems for Googlebot? Does Googlebot need access to these files?



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Tags:
google
css
javascript