Regular Expressions 101

Pro

Athe literal A (65₁₀ / 101₈ / 41₁₆) (case sensitive)

Non-Capturing Group(?:(?![A-Z]{2}).)*?

*?repeats the group contents below any number of times:

Negative Lookahead(?![A-Z]{2})

Character Class[A-Z]{2}

{2}matches exactly 2 characters from the set below:

A-Zone character from A (65₁₀) to Z (90₁₀) (case sensitive)

.any character (except for line terminators)

Group 1(\d+)

\d+a digit, repeated at least once

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

Regular Expression

A(?:(?![A-Z]{2}).)*?(\d+)

New

A bcd 1 should match and capture 1
Abcd1 should match and capture 1

A bcd
A BCd 1
A bcd 1 EF

must start with an A
followed by any count of anything unless it's two consecutive upper case letter
followed by a number (which should be captured)