Regex match outer nested tags

Question

I have this string

blabla [IC=\"test\"]Hello, [IC=\"testing\"] this is a nested tag [EC], cya.[EC] blabla

I\'m trying to match the outer [

Answer 1

Try this:

(\[IC="\w*"\].*\[EC\])

https://regex101.com/r/MVU9ni/1

Matches 0 or more characters that are located in between [IC="any_word_character_here"] and [EC].