Regular Expressions 101

Explanation
Pro

\ban ASCII word boundary

\d+a digit, repeated at least once

Non-Capturing Group(?:\.\d+)?

?repeats the group contents below at most once:

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

\d+a digit, repeated at least once

Positive Lookahead(?=%)

%the literal % (37₁₀ / 45₈ / 25₁₆)

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

Match Information

Detailed match information will be displayed here automatically.

Quick Reference

25 tokens

Regular Expression

\b\d+(?:\.\d+)?(?=%)

New

   Port      Name        Intvl   In Mbps      %  In Kpps  Out Mbps      % Out Kpps
    Et7/1                  5:00     338.2   3.4%       31       0.0   12.3%        121

Extraction

   Port      Name        Intvl   In Mbps      %  In Kpps  Out Mbps      % Out Kpps
    Et7/1                  5:00     338.2   3.4%       31       0.0   12.3%        121