counting the number of times a string appears
Jesse, see ?table and try table(stringVector) Greg
On 1/13/10 2:12 PM, Jesse Sinclair wrote:
Hi all, I have a vector of strings and need to count the number of times a string appears in the vector. eg: [1] spp6 spp10 spp6 spp6 spp4 spp2 spp9 spp10 spp5 spp2 spp2 spp3 [13] spp4 spp3 spp6 spp10 spp6 spp4 spp9 spp3 spp6 spp1 spp10 spp8 [25] spp2 spp10 spp9 spp7 spp1 spp3 spp8 spp6 spp3 spp8 spp6 spp5 [37] spp5 spp9 spp3 spp1 spp4 spp5 spp9 spp3 spp3 spp5 spp4 spp9 [49] spp3 spp7 spp7 spp2 spp6 spp5 spp7 spp4 spp8 spp9 spp2 spp6 [61] spp3 spp3 spp2 spp6 spp3 spp5 spp6 spp6 spp4 spp1 spp1 spp1 [73] spp10 spp8 spp1 spp6 spp1 spp5 spp8 spp9 spp5 spp6 spp9 spp10 [85] spp2 spp6 spp10 spp1 spp2 spp3 spp5 spp8 spp2 spp7 spp4 spp7 [97] spp2 spp6 spp2 spp6 Is it possible to create a vector of counts for each spp1-spp10? Any help or ideas would be appreciated. Cheers, Jesse [[alternative HTML version deleted]]
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Greg Hirson ghirson at ucdavis.edu Graduate Student Agricultural and Environmental Chemistry 1106 Robert Mondavi Institute North One Shields Avenue Davis, CA 95616