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[SOLVED] How to expand a data.frame?

I have a dataframe like:

    a= data.frame (A= c('a','b;c;d'),B= c('e','f'))
a    
      A B
1     a e
2 b;c;d f

How to convert it (efficiently) to a dataframe of

       A B
 1     a e
 2     b f
 3     c f
 4     d f

Thank you.

dataframe expand
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written by catechize.2.learn catechize.2.learn

Hello catechize.2.learn!

Closed as OP solved it.

For this reason we have closed your question. This allows us to keep the site focused on the topics that the community can help with.

If you disagree please tell us why in a reply below, we'll be happy to talk about it.

Cheers!

• 1 views • link
written by ATpoint ATpoint

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