Hi Jovan. \w is a presidents character classes that is equivalent to [A-Za-z0-9_], so this works also: m/^\w+$/
On Sat, Nov 5, 2016, 10:24 AM Jovan Trujillo <jovan.trujil...@gmail.com> wrote: > Ah, I figured it out. > m/^[A-Za-z0-9_]+$/ works because it will only match if the entire string > follows the pattern. Thanks! > > On Sat, Nov 5, 2016 at 10:14 AM, Jovan Trujillo <jovan.trujil...@gmail.com > > wrote: > > Hi All, > I thought I could use a simple regex to match files like this: > > 1207003PE_GM_09TNPLM2 > > and ignore files with extensions like this: > > 1207003PE_GM_09TNPLM2.csv > > I originally though m/[A-Za-z0-9\_]+/ would work, but it captures both > strings. > So then I tried m/[A-Za-z0-9\_]+(?!\.)/ but I still get both strings > captured. > > What am I doing wrong? > > Thank you, > Jovan > > >
