[R] regular expressions

From: GOUACHE David <D.GOUACHE_at_arvalisinstitutduvegetal.fr>
Date: Wed, 12 Mar 2008 17:14:53 +0100

Hello all,  

Still fighting with regular expressions and such, I am again stuck:  

Suppose I have a vector of character chains. In this vector, I wish to identify which character chains start with a given pattern, and then replace everything that comes after said pattern.  

Here is a quick example :  


I want to end up with something like this:  


All I can produce so far is this :

which turns out :

Thanks in advance for your help.  

David Gouache

Arvalis - Institut du Végétal

Station de La Minière

78280 Guyancourt

Tel: / Port:    

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