On Tuesday, July 2, 2002, at 01:40 PM, Martin Clifford wrote:
> I'm trying to get this darn eregi_replace() to work, but it doesn't
> produce any results at all.
>
> I want it to find all occurances of PHP variables. Here is the regexp
>
> $output = eregi_replace("^[\$]{1,2}[a-zA-Z][0-9]+$", "<b>\\1</b>",
> $var);
>
> As you might guess this is for a syntax highlighting function I am
> trying to write. Anyone have any ideas why it's not working? Please
> copy me directly, as I'm on the digest. Thanks!
I prefer the PCRE regex syntax, this should do it:
$output = preg_replace('!^\${1,2}\w+$!', "<b>$1</b>", $var);
because "\w" is the same as "[A-Za-z0-9_]" (though perhaps it is in
POSIX regexes too).
Erik
----
Erik Price
Web Developer Temp
Media Lab, H.H. Brown
[EMAIL PROTECTED]
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