Regular Expressions 101

Pro

Group 1(\d{4}-\s{0,1}\d{1,2}-\s{0,1}\d{1,2}T\d{2}:\d{2}:\d{2}\.(\d{1,9})\+00:00)

\d{4}a digit, repeated exactly 4 times

-the literal - (45₁₀ / 55₈ / 2D₁₆)

\s{0,1}optionally matches any whitespace character

\d{1,2}a digit, repeated between 1 and 2 times

-the literal - (45₁₀ / 55₈ / 2D₁₆)

\s{0,1}optionally matches any whitespace character

\d{1,2}a digit, repeated between 1 and 2 times

Tthe literal T (84₁₀ / 124₈ / 54₁₆) (case sensitive)

\d{2}a digit, repeated exactly 2 times

:the literal : (58₁₀ / 72₈ / 3A₁₆)

\d{2}a digit, repeated exactly 2 times

:the literal : (58₁₀ / 72₈ / 3A₁₆)

\d{2}a digit, repeated exactly 2 times

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

Group 2(\d{1,9})

\d{1,9}a digit, repeated between 1 and 9 times

\+the literal + (43₁₀ / 53₈ / 2B₁₆)

00:00the literal text 00:00

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

(\d{4}-\s{0,1}\d{1,2}-\s{0,1}\d{1,2}T\d{2}:\d{2}:\d{2}\.(\d{1,9})\+00:00)

New

2026-02-04T11:27:44.945314+00:00