Regular Expressions 101

1st Alternative^.*(po\s*box|private\s*bag).*$

^start of line

.*any character (except for line terminators), repeated any number of times

Group 1(po\s*box|private\s*bag)

1st Alternativepo\s*box

pothe literal text po (case insensitive)

\s*any whitespace character, repeated any number of times

boxthe literal text box (case insensitive)

2nd Alternativeprivate\s*bag

privatethe literal text private (case insensitive)

\s*any whitespace character, repeated any number of times

bagthe literal text bag (case insensitive)

.*any character (except for line terminators), repeated any number of times

$end of line

2nd Alternative^\d[\/a-zĀ-ū0-9\s\,\'\-]*$

^start of line

\da digit

Character Class[\/a-zĀ-ū0-9\s\,\'\-]*

*matches any number of characters from the set below:

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

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

Ā-ūone character from Ā (256₁₀) to ū (363₁₀) (case insensitive)

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

\sany whitespace character

\,the literal , (44₁₀ / 54₈ / 2C₁₆)

\'the literal ' (39₁₀ / 47₈ / 27₁₆)

\-the literal - (45₁₀ / 55₈ / 2D₁₆)

$end of line

Global pattern flags

i modifier: insensitive. Matches without distinguishing uppercase and lowercase letters

m modifier: multiline. Causes ^ and $ to match the start and end of each line, not only the start and end of the string

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

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Search reference

Regular Expression

^.*(po\s*box|private\s*bag).*$|^\d[\/a-zĀ-ū0-9\s\,\'\-]*$

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