Regular Expressions 101

Pro

0+the literal 0 (48₁₀ / 60₈ / 30₁₆) , repeated at least once

Group 1([1-9]\d*)

Character Class[1-9]

1-9one character from 1 (49₁₀) to 9 (57₁₀)

\d*a Unicode decimal digit, repeated any number of times

$end of line

Global pattern flags

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

m modifier: multiline. Causes ^ and $ to match the start and end of each line, not only the start and end of the string

Detailed match information will be displayed here automatically.

25 tokens

0+([1-9]\d*)$

New

S_9900002127
S_9900000719
S_9900008012