regex101: JavaScript Match Workspace

^start of line

Group 1(tb1|[2nm]|bcrt)

1st Alternativetb1

tb1the literal text tb1 (case sensitive)

2nd Alternative[2nm]

Character Class[2nm]

2the literal 2 (50₁₀ / 62₈ / 32₁₆)

nthe literal n (110₁₀ / 156₈ / 6E₁₆) (case sensitive)

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

3rd Alternativebcrt

bcrtthe literal text bcrt (case sensitive)

Character Class[a-zA-HJ-NP-Z0-9]{25,40}

{25,40}matches between 25 and 40 characters from the set below:

a-zone character from a (97₁₀) 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)

0-9one character from 0 (48₁₀) 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

26 tokens

Regular Expression

^(tb1|[2nm]|bcrt)[a-zA-HJ-NP-Z0-9]{25,40}$

New

----------------
MAINNET ADDRESSES MATCHED BY 
^(bc1|[13])[a-zA-HJ-NP-Z0-9]{25,39}$

// base58 mainnet address
1JDknRvZTi5XdhQB3cgvJ9R8aogUvfbYUB
// bech32 mainnet address
bc1qar0srrr7xfkvy5l643lydnw9re59gtzzwf5mdq



----------------
TESTNET ADDRESSES MATCHED BY
^(tb1|[2nm]|bcrt)[a-zA-HJ-NP-Z0-9]{25,40}$

// base58 testnet address
2NCLmdnrxQErmJJPmGaSaE7NxuYKMNnYcxW
// bech32 testnet address
bcrt1q6rhpng9evdsfnn833a4f4vej0asu6dk5srld6x
tb1qar0srrr7xfkvy5l643lydnw9re59gtzzwf5mdq

Substitution

----------------
MAINNET ADDRESSES MATCHED BY 
^(bc1|[13])[a-zA-HJ-NP-Z0-9]{25,39}$

// base58 mainnet address
1JDknRvZTi5XdhQB3cgvJ9R8aogUvfbYUB
// bech32 mainnet address
bc1qar0srrr7xfkvy5l643lydnw9re59gtzzwf5mdq



----------------
TESTNET ADDRESSES MATCHED BY
^(tb1|[2nm]|bcrt)[a-zA-HJ-NP-Z0-9]{25,40}$

// base58 testnet address
2NCLmdnrxQErmJJPmGaSaE7NxuYKMNnYcxW
// bech32 testnet address
bcrt1q6rhpng9evdsfnn833a4f4vej0asu6dk5srld6x
tb1qar0srrr7xfkvy5l643lydnw9re59gtzzwf5mdq