REGEX problems in V5

[jda]

> This search (which should find lines in the field "location" that consist of the characters [ma]
> 
> ...WHERE ([location] REGEX '(?m)(?i)^\[ma\]$')
> 
> worked in Valentina 4. But I'm finding it returns no hits in V5.1. There are other REGEX problems as well, I think.
> 
> Is this a known issue?
> 

I figured it out. It's the odd way that Valentina makes you escape (\\[ instead of \[). I had changed to \[ because that's what RB requires. I see I'll have to have two escape routines, one for RB and one for Valentina.

Jon