Regular Expressions 101

^start of line

Negated Character Class[^\.]*

*matches any number of characters outside the set below:

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

Negated Character Class[^\.]*

*matches any number of characters outside the set below:

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

Negated Character Class[^\.]*?

*?matches any number of characters outside the set below:

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

Group 1([0-9])

Character Class[0-9]

0-9one character from 0 (48₁₀) to 9 (57₁₀)

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.

Search reference

Regular Expression

^[^\.]*\.[^\.]*\.[^\.]*?([0-9])

New

AR0.RRPG.105
AR6.TR0.500
AR0.GGF0.2FEH
AR0.DER.M15