[R] Regexp question

From: johannes rara <johannesraja_at_gmail.com>
Date: Wed, 04 May 2011 22:41:36 +0300


I have a string like this

st <- "SELECT COUNT(empid), COUNT(mgrid), COUNT(empname), COUNT(salary), FROM Employees"

How can I remove the last comma before the FROM statement?

-J



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