[perl #109798] '/e' regexp modifier is not recognized by re pragma

On Sat Feb 04 04:05:02 2012, glitchmr@myopera.com wrote:
> This is a bug report for perl from glitchmr@myopera.com,
> generated with the help of perlbug 1.39 running under perl 5.14.2.
> 
> 
> -----------------------------------------------------------------
> [Please describe your issue here]
> 
> When '/e' modifier is used with 're' module, Perl complains about 
> unknown modifier. Personally, I think that informing about '/e'
> not being able to be used by 're' module would be more useful.
> 
>     C:\Users\Konrad>perl -e "use re '/e'"
>     Unknown regular expression flag "e" at -e line 1

That message is accurate.

>perl -e" /(?e:x)/ "
Sequence (?e...) not recognized in regex; marked by <-- HERE in m/(?e
<-- HERE :x)/ at -e line 1.

"e" is not a regular expression flag. It is a substitution operator flag.


---
via perlbug:  queue: perl5 status: open
https://rt.perl.org:443/rt3/Ticket/Display.html?id=109798

• [perl #109798] '/e' regexp modifier is not recognized by re pragma by GlitchMr
• [perl #109798] '/e' regexp modifier is not recognized by re pragma by Eric Brine via RT
• [perl #109798] '/e' regexp modifier is not recognized by re pragma by Eric Brine via RT
• Re: [perl #109798] '/e' regexp modifier is not recognized by re pragma by demerphq
• Re: [perl #109798] '/e' regexp modifier is not recognized by re pragma by Eric Brine
• Re: [perl #109798] '/e' regexp modifier is not recognized by re pragma by demerphq
• Re: [perl #109798] '/e' regexp modifier is not recognized by re pragma by Eric Brine
• Re: [perl #109798] '/e' regexp modifier is not recognized by re pragma by demerphq
• Re: [perl #109798] '/e' regexp modifier is not recognized by re pragma by Eric Brine
• Re: [perl #109798] '/e' regexp modifier is not recognized by re pragma by Brad Gilbert
• Re: [perl #109798] '/e' regexp modifier is not recognized by re pragma by Tom Christiansen
• Re: [perl #109798] '/e' regexp modifier is not recognized by re pragma by demerphq
• Re: [perl #109798] '/e' regexp modifier is not recognized by re pragma by Tom Christiansen
• Re: [perl #109798] '/e' regexp modifier is not recognized by re pragma by demerphq
• Re: [perl #109798] '/e' regexp modifier is not recognized by re pragma by Ronald J Kimball
• Re: [perl #109798] '/e' regexp modifier is not recognized by re pragma by demerphq
• Re: [perl #109798] '/e' regexp modifier is not recognized by re pragma by Tom Christiansen
• Re: [perl #109798] '/e' regexp modifier is not recognized by repragma by Paul Johnson
• Re: [perl #109798] '/e' regexp modifier is not recognized by re pragma by Tom Christiansen
• Re: [perl #109798] '/e' regexp modifier is not recognized by re pragma by Karl Williamson
• Re: [perl #109798] '/e' regexp modifier is not recognized by re pragma by Eric Brine
• Re: [perl #109798] '/e' regexp modifier is not recognized by re pragma by Tom Christiansen
• Re: [perl #109798] '/e' regexp modifier is not recognized by re pragma by demerphq
• Re: [perl #109798] '/e' regexp modifier is not recognized by re pragma by Tom Christiansen
• Re: [perl #109798] '/e' regexp modifier is not recognized by re pragma by demerphq
• Re: [perl #109798] '/e' regexp modifier is not recognized by re pragma by Tom Christiansen
• Re: [perl #109798] '/e' regexp modifier is not recognized by re pragma by demerphq
• Re: [perl #109798] '/e' regexp modifier is not recognized by re pragma by Eric Brine
• Re: [perl #109798] '/e' regexp modifier is not recognized by re pragma by demerphq
• [perl #109798] '/e' regexp modifier is not recognized by re pragma by James E Keenan via RT