search for: v1_chap09

On StackOverflow (here: https://stackoverflow.com/questions/78803652/why-does-gsub-in-r-match-one-character-too-many) there was a question about this result: > gsub("^([0-9]{,5}).*","\\1","123456789") [1] "123456" The OP expected "12345" as the result. Several points were raised: - The R docs don't mention the case of {,5} for the

...n/regex.Rd,http://www.pcre.org,2,private src/library/base/man/regex.Rd,http://www.pcre.org/original/doc/html/,2,private src/library/base/man/regex.Rd,http://laurikari.net/tre/documentation/regex-syntax/,2,private src/library/base/man/regex.Rd,http://pubs.opengroup.org/onlinepubs/9699919799/basedefs/V1_chap09.html,1,private src/library/base/man/regex.Rd,http://www.pcre.org/original/pcre.txt,1,private src/library/base/man/regex.Rd,http://perldoc.perl.org/perlre.html,4,private src/library/datasets/man/HairEyeColor.Rd,http://euclid.psych.yorku.ca/ftp/sas/vcd/catdata/haireye.sas,1,academic src/library/datas...

>>>>> Thomas Levine <_ at thomaslevine.com> >>>>> on Fri, 28 Jul 2017 18:53:16 +0000 writes: > The attached patch corrects a dead link in the treering > documentation. The URL in the manual [1] refers to a > personal home page belonging to Christine Hallman (user > "hallman") on the website of the University of Arizona