Regular Expressions 101

Pro

Non-Capturing Group(?:@|(?:(?:(?:https?://)?t(?:elegram)?)\.me\/))

1st Alternative@

@the literal @ (64₁₀ / 100₈ / 40₁₆)

2nd Alternative(?:(?:(?:https?://)?t(?:elegram)?)\.me\/)

Non-Capturing Group(?:(?:(?:https?://)?t(?:elegram)?)\.me\/)

Non-Capturing Group(?:(?:https?://)?t(?:elegram)?)

Non-Capturing Group(?:https?://)?

?repeats the group contents below at most once:

httpthe literal text http (case sensitive)

s?optionally matches the literal s (115₁₀ / 163₈ / 73₁₆) (case sensitive)

://the literal text ://

tthe literal t (116₁₀ / 164₈ / 74₁₆) (case sensitive)

Non-Capturing Group(?:elegram)?

?repeats the group contents below at most once:

elegramthe literal text elegram (case sensitive)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

methe literal text me (case sensitive)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

Group 1(\w{4,})

\w{4,}a Unicode word character, repeated at least 4 times

$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

Detailed match information will be displayed here automatically.

25 tokens

(?:@|(?:(?:(?:https?://)?t(?:elegram)?)\.me\/))(\w{4,})$

add @amir_720
add https://t.me/amir_720
add https://telegram.me/amir_720
add http://t.me/amir_720

add https://t.me/itweeter