Please find details on type: parameter in $regextract() function:

HTMLDecode: The encoded characters are converted back to their original form in the decoding process. HTMLDecode decodes a string that contains HTML numeric character references and returns the decoded string.

Syntax: $regextract([Column Placeholder],@expression,HTMLDecode)

Example: $regextract([TicketDescription|TicketDescription],@.*\[(.+)\].*,HTMLDecode)

TicketDescription: Formatting Issue [Value: $ %]

Output: Value: $ %

HTMLStrip: It removes/strips all the HTML tags and convert HTML code to plain text string.

Syntax: $regextract([Column Placeholder],@expression,HTMLStrip)

Example: $regextract([TicketDescription|TicketDescription],@.*\[(.+)\].*,HTMLStrip)

TicketDescription: Formatting Issue [Value: <h1> Open Tickets </h1>]

Output: Value: Open Tickets