Regular Expressions 101

Explanation

Pro

Group 1(N(.*?)S([UID])\|(.*?))

Nthe literal N (78₁₀ / 116₈ / 4E₁₆) (case sensitive)

Group 2(.*?)

.*?any character (except for line terminators), repeated any number of times

Sthe literal S (83₁₀ / 123₈ / 53₁₆) (case sensitive)

Group 3([UID])

Character Class[UID]

Uthe literal U (85₁₀ / 125₈ / 55₁₆) (case sensitive)

Ithe literal I (73₁₀ / 111₈ / 49₁₆) (case sensitive)

Dthe literal D (68₁₀ / 104₈ / 44₁₆) (case sensitive)

\|the literal | (124₁₀ / 174₈ / 7C₁₆)

Group 4(.*?)

.*?any character (except for line terminators), repeated any number of times

Non-Capturing Group(?:B|\|.?)?

?repeats the group contents below at most once:

1st AlternativeB

Bthe literal B (66₁₀ / 102₈ / 42₁₆) (case sensitive)

2nd Alternative\|.?

\|the literal | (124₁₀ / 174₈ / 7C₁₆)

.?optionally matches any character (except for line terminators)

$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

Match Information

Detailed match information will be displayed here automatically.

Quick Reference

25 tokens

Regular Expression

(N(.*?)S([UID])\|(.*?))(?:B|\|.?)?$

New

N15319542045C13_1_3/61488007C13-130083_1_3/61488007C13-130083-1_1_3/P1197443641_1_3SD|1
NP1196939393_1_3SU|OD=2/7;|B
NP1196930222_1_3SU|OD=4/11;|
N15319384625C13_1_3/61445794C13-130077_1_3SD||