Regular Expressions 101

Pro

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

Group 1(#Test)

#Testthe literal text #Test (case sensitive)

.*any character (except for line terminators), repeated any number of times

Group 2(\s*;.*)*

*repeats the group contents below any number of times:

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

;the literal ; (59₁₀ / 73₈ / 3B₁₆)

.*any character (except for line terminators), repeated any number of times

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

\s*(#Test).*(\s*;.*)*

New

(?<!^$)

         ; #Test #1
         ; bbbb

         ; #Test #1

         ; aaa

         ; #Test #1
         ; bbbb
 
   xxxx
;#Test
;#Test

x

(?<!^$)

         ; #Test #1
         ; bbbb

         ; #Test #1

         ; aaa

         ; #Test #1
         ; bbbb
 
   xxxx
;#Test
;#Test

x