Regular Expressions 101

^start of line

Group 1((bc1[0-9A-Za-z]{32,64})|([13][a-km-zA-HJ-NP-Z1-9]{25,34}))

1st Alternative(bc1[0-9A-Za-z]{32,64})

Group 2(bc1[0-9A-Za-z]{32,64})

bc1the literal text bc1 (case sensitive)

Character Class[0-9A-Za-z]{32,64}

{32,64}matches between 32 and 64 characters from the set below:

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

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

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

2nd Alternative([13][a-km-zA-HJ-NP-Z1-9]{25,34})

Group 3([13][a-km-zA-HJ-NP-Z1-9]{25,34})

Character Class[13]

1the literal 1 (49₁₀ / 61₈ / 31₁₆)

3the literal 3 (51₁₀ / 63₈ / 33₁₆)

Character Class[a-km-zA-HJ-NP-Z1-9]{25,34}

{25,34}matches between 25 and 34 characters from the set below:

a-kone character from a (97₁₀) to k (107₁₀) (case sensitive)

m-zone character from m (109₁₀) to z (122₁₀) (case sensitive)

A-Hone character from A (65₁₀) to H (72₁₀) (case sensitive)

J-None character from J (74₁₀) to N (78₁₀) (case sensitive)

P-Zone character from P (80₁₀) to Z (90₁₀) (case sensitive)

1-9one character from 1 (49₁₀) to 9 (57₁₀)

$end of line

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

^((bc1[0-9A-Za-z]{32,64})|([13][a-km-zA-HJ-NP-Z1-9]{25,34}))$

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