XYplorer Beta Club

Posted: **25 Jan 2026 09:45**

(?<=\[).*?(?=\]) >

Regular Expression Syntax Error:Syntax error in regular expression.

why?

Posted: **25 Jan 2026 09:51**

Because VBScript doesn't support lookbehind

Posted: **25 Jan 2026 11:05**

highend wrote: ↑25 Jan 2026 09:51 Because VBScript doesn't support lookbehind

Thank you. How can we achieve this here?

Posted: **25 Jan 2026 11:23**

E.g.:

^(.*?\[)(.*?)(\].*?)(\.[^.]+?)$ > $2$4

or with v27.20.0304+

^(.*?\[)(.*?)(\].*?)$ > $2 /b

Rename Special -> RegExp Rename...