Regular Expressions 101

Pro

\|the literal | (124₁₀ / 174₈ / 7C₁₆)

\s*any whitespace character, repeated any number of times

Group 1(\d+)

\d+a digit, repeated at least once

Positive Lookahead(?=\s*\|)

\s*any whitespace character, repeated any number of times

\|the literal | (124₁₀ / 174₈ / 7C₁₆)

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.

27 tokens

Regular Expression

\|\s*(\d+)(?=\s*\|)

| 2021-08-18 01:28 | Twitter | [INTL TWITTER AAA BBB CC ] (https://twitter.c.xx-xx-2.aaaa.com/#/groups/123) | Twitter XX (C++, C#) | 1 | 2 | 3 | 4 | [ aaaa ] | 5 | 6 | 7 |

Extraction

| 2021-08-18 01:28 | Twitter | [INTL TWITTER AAA BBB CC ] (https://twitter.c.xx-xx-2.aaaa.com/#/groups/123) | Twitter XX (C++, C#) | 1 | 2 | 3 | 4 | [ aaaa ] | 5 | 6 | 7 |