Regular Expressions 101

Pro

1st Alternativehttps?://\S*

httpthe literal text http (case sensitive)

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

://the literal text ://

\S*any non-whitespace character, repeated any number of times

2nd Alternative[^\d.]

Negated Character Class[^\d.]

\da digit

.the literal . (46₁₀ / 56₈ / 2E₁₆)

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

https?://\S*|[^\d.]

New

"Facebook: 1500 followers  
https://facebook.com/user/AccountName/  
Twitter: 2000 followers  
https://twitter.com/AccountName/"
"Facebook: 1500 followers  
https://linkedin.com/user/a4df65b1
Twitter: 2000 followers  
https://twitter.com/AccountName/"