Regular Expressions 101

Pro

Non-Capturing Group(?:(\.\d+|\b\d+(?:\.\d+)?)\s*|\b)

1st Alternative(\.\d+|\b\d+(?:\.\d+)?)\s*

Group 1(\.\d+|\b\d+(?:\.\d+)?)

1st Alternative\.\d+

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

\d+a digit, repeated at least once

2nd Alternative\b\d+(?:\.\d+)?

\ban ASCII word boundary

\d+a digit, repeated at least once

Non-Capturing Group(?:\.\d+)?

?repeats the group contents below at most once:

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

\d+a digit, repeated at least once

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

2nd Alternative\b

\ban ASCII word boundary

Group 2(rld[\W_]*token|btcc|btc|ark|xmr|xrp)

1st Alternativerld[\W_]*token

rldthe literal text rld (case sensitive)

Character Class[\W_]*

*matches any number of characters from the set below:

\Wany non-word character

_the literal _ (95₁₀ / 137₈ / 5F₁₆)

tokenthe literal text token (case sensitive)

2nd Alternativebtcc

btccthe literal text btcc (case sensitive)

3rd Alternativebtc

btcthe literal text btc (case sensitive)

4th Alternativeark

arkthe literal text ark (case sensitive)

5th Alternativexmr

xmrthe literal text xmr (case sensitive)

6th Alternativexrp

xrpthe literal text xrp (case sensitive)

\ban ASCII word boundary

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

Detailed match information will be displayed here automatically.

25 tokens

Regular Expression

(?:(\.\d+|\b\d+(?:\.\d+)?)\s*|\b)(rld[\W_]*token|btcc|btc|ark|xmr|xrp)\b

New

price of rldtoken
420 rld.token 0.28 btc
42.37 rldtoken to xrp
42.37rldtoken to xmr
cost of rldtoken
10 btc 12.47 rldtoken to xmr
whatisrldtoken
btcc price
btc cost
0.2btc

Extraction

price of rldtoken
420 rld.token 0.28 btc
42.37 rldtoken to xrp
42.37rldtoken to xmr
cost of rldtoken
10 btc 12.47 rldtoken to xmr
whatisrldtoken
btcc price
btc cost
0.2btc