Regular Expressions 101

Group 1(\d{1,2}:\d{2}[ap]m\s–\s\d{1,2}:\d{2}[ap]m)

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

:the literal : (58₁₀ / 72₈ / 3A₁₆)

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

Character Class[ap]

athe literal a (97₁₀ / 141₈ / 61₁₆) (case sensitive)

pthe literal p (112₁₀ / 160₈ / 70₁₆) (case sensitive)

mthe literal m (109₁₀ / 155₈ / 6D₁₆) (case sensitive)

\sany whitespace character

–the literal – (8211₁₀ / 20023₈ / 2013₁₆)

\sany whitespace character

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

:the literal : (58₁₀ / 72₈ / 3A₁₆)

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

Character Class[ap]

athe literal a (97₁₀ / 141₈ / 61₁₆) (case sensitive)

pthe literal p (112₁₀ / 160₈ / 70₁₆) (case sensitive)

mthe literal m (109₁₀ / 155₈ / 6D₁₆) (case sensitive)

Group 2(\D*(?:\d(?!\d?:\d{2}[ap]m\s)\D*)*)

\D*any character that's not a digit, repeated any number of times

Non-Capturing Group(?:\d(?!\d?:\d{2}[ap]m\s)\D*)*

*repeats the group contents below any number of times:

\da digit

Negative Lookahead(?!\d?:\d{2}[ap]m\s)

\d?optionally matches a digit

:the literal : (58₁₀ / 72₈ / 3A₁₆)

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

Character Class[ap]

athe literal a (97₁₀ / 141₈ / 61₁₆) (case sensitive)

pthe literal p (112₁₀ / 160₈ / 70₁₆) (case sensitive)

mthe literal m (109₁₀ / 155₈ / 6D₁₆) (case sensitive)

\sany whitespace character

\D*any character that's not a digit, repeated any number of times

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

Detailed match information will be displayed here automatically.

26 tokens

Regular Expression

(\d{1,2}:\d{2}[ap]m\s–\s\d{1,2}:\d{2}[ap]m)(\D*(?:\d(?!\d?:\d{2}[ap]m\s)\D*)*)

New

1:19pm – 10:33pm ate tacos 10:35pm – 11:38pm 12:40am – 1:24am took a nap

1:19pm – 10:33pm ate tacos 10:35pm – 11:38pm 12:40am – 1:24am took a nap