Regular Expressions 101

-a----the literal text -a---- (case sensitive)

\s{2,}any whitespace character, repeated at least 2 times

Character Class[0-9]

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

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

Character Class[0-9]{1,}

{1,}matches at least one character from the set below:

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

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

201the literal text 201

Character Class[0-9]

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

\s{1,}any whitespace character, repeated at least once

Character Class[0-9]{1,}

{1,}matches at least one character from the set below:

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

:the literal : (58₁₀ / 72₈ / 3A₁₆)

Character Class[0-9]{2}

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

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

the literal (32₁₀ / 40₈ / 20₁₆)

Character Class[AP]

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

Pthe literal P (80₁₀ / 120₈ / 50₁₆) (case sensitive)

Mthe literal M (77₁₀ / 115₈ / 4D₁₆) (case sensitive)

\s{2,}any whitespace character, repeated at least 2 times

Character Class[0-9]{2,}

{2,}matches at least 2 characters from the set below:

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

\sany whitespace character

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

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Search reference

Regular Expression

-a----\s{2,}[0-9]\/[0-9]{1,}\/201[0-9]\s{1,}[0-9]{1,}:[0-9]{2} [AP]M\s{2,}[0-9]{2,}\s

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