invalidthe literal text invalid (case sensitive) \sany whitespace character
emailthe literal text email (case sensitive) \sany whitespace character
address:the literal text address: (case sensitive) \sany whitespace character
Group invalid_email(?<invalid_email>[^\[]*) Negated Character Class[^\[]* *matches any number of characters outside the set below:
\[the literal [ (9110 / 1338 / 5B16)
\[the literal [ (9110 / 1338 / 5B16)
Emailthe literal text Email (case sensitive) \]the literal ] (9310 / 1358 / 5D16)
g modifier: global. Finds all matches instead of stopping after the first