Regular Expressions 101

Pro

Group foo(?'foo'\w*)

\w*any word character, repeated any number of times

@the literal @ (64₁₀ / 100₈ / 40₁₆)

Group Todos_Atrib_Val(?'Todos_Atrib_Val'(?'Atrib_Val'\w*\|\w*#{0,1})(?'Atrib_Val_Recursivo'\g'Atrib_Val')*)

Group Atrib_Val(?'Atrib_Val'\w*\|\w*#{0,1})

\w*any word character, repeated any number of times

\|the literal | (124₁₀ / 174₈ / 7C₁₆)

\w*any word character, repeated any number of times

#{0,1}optionally matches the literal # (35₁₀ / 43₈ / 23₁₆)

Group Atrib_Val_Recursivo(?'Atrib_Val_Recursivo'\g'Atrib_Val')*

*repeats the group contents below any number of times:

\g'Atrib_Val'calls group Atrib_Val as a subroutine

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

Detailed match information will be displayed here automatically.

25 tokens

(?'foo'\w*)@(?'Todos_Atrib_Val'(?'Atrib_Val'\w*\|\w*#{0,1})(?'Atrib_Val_Recursivo'\g'Atrib_Val')*)

New

foo01@chave1|valor1#chave2|valor2#chave3|valor3#chaveN|valorN

foo01@chave1|valor1#chave2|valor2#chave3|valor3#chaveN|valorN