Regular Expressions 101

Explanation

Pro

{format:Tthe literal text {format:T (case sensitive)

-?optionally matches the literal - (45₁₀ / 55₈ / 2D₁₆)

Character Class[0-9]+

+matches at least one character from the set below:

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

Non-Capturing Group(?:[+-][0-9]+)?

?repeats the group contents below at most once:

Character Class[+-]

+the literal + (43₁₀ / 53₈ / 2B₁₆)

-the literal - (45₁₀ / 55₈ / 2D₁₆)

Character Class[0-9]+

+matches at least one character from the set below:

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

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

\(the literal ( (40₁₀ / 50₈ / 28₁₆)

Character Class[a-zA-Z]+

+matches at least one character from the set below:

a-zone character from a (97₁₀) to z (122₁₀) (case sensitive)

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

\)the literal ) (41₁₀ / 51₈ / 29₁₆)

}the literal } (125₁₀ / 175₈ / 7D₁₆)

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

{format:T-?[0-9]+(?:[+-][0-9]+)?\.\([a-zA-Z]+\)}

New

{format:T2.(yyyyMMdd)}
{format:T-2.(yyyyMMdd)}
{format:T-1.(yyyyMMdd)}

{format:T2.(yyyyMMdd)}
{format:T-2.(yyyyMMdd)}
{format:T-1.(yyyyMMdd)}