[kacir]

Originally Posted by rogue_ronin

If you want (pcre) regex in HTML:

Find: \_(.*?)\_
Replace: <i>$1</i>

m a r

.* would eat up also all underscores, because the star quantifier is "greedy"
so:
abc abc _def def_ abc abc _def_ abc
will become
abc abc <i>def def_ abc abc _def</i> abc

I would suggest something like

[^_]*

instead of

.*