ereg_replace and preg_replace

[nacho]

I don't understand the difference between functions ereg_replace and preg_replace in PHP.
Someone could help me, please?

Thanks a lot.

[phoztech]

preg_replace(), which uses a Perl-compatible regular expression syntax, is often a faster alternative to ereg_replace().

[Paz]

[QUOTE=phoztech]preg_replace(), [/QUOTE]
LOL... I thought it was something to do with getting rid of the wife....