> For example, c("dog.is.an.animal", "cat.is.an.animal", "rat.is.an.
> animal"). How can I identify the common prefix is ".is.an.animal"
> and delete it to give c("dog", "cat", "rat") ?
foo <- c("dog.is.an.animal", "cat.is.an.animal", "rat.is.an.animal")
sub(".is.an.animal", "", foo)
Being pedantic, ".is.an.animal" is a suffix not a prefix since it comes
afterwards.
Regards,
Richie.
Mathematical Sciences Unit
HSL
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