[PHP] PCRE vs. POSIX-extended for regular expressions

2004-01-28 Thread SLanger
Hello The reaseon why PCRE is faster is because the POSIX standard demands to return the longest matching string which means POSIX checks all possible matches while PCRE simply returns the first valid match. In cases where there is no match both have to check all matches. The other thing is, a

Re: [PHP] PCRE vs. POSIX-extended for regular expressions

2004-01-27 Thread Adam i Agnieszka Gasiorowski FNORD
Pablo Gosse wrote: > Hi all. Quick quesiton about PCRE vs. POSIX-extended regular > expressions. > > How much of a difference is there between these two types of regular > expressions. I know I've read that PCRE is faster, but is it that much > of a difference? PCRE are _way_ more adva

[PHP] PCRE vs. POSIX-extended for regular expressions

2004-01-26 Thread Pablo Gosse
Hi all. Quick quesiton about PCRE vs. POSIX-extended regular expressions. How much of a difference is there between these two types of regular expressions. I know I've read that PCRE is faster, but is it that much of a difference? A while ago I had to write a bunch of regular expression pattern

Re: [PHP] PCRE vs. POSIX

2001-04-16 Thread Felix Kronlage
On Mon, Apr 16, 2001 at 07:16:06PM +0800, John Lim wrote: > Rasmus Lerdorf (inventor of PHP) has said that PCRE is generally faster, but > i haven't benchmarked myself. Of course strpos( ) is the fastest. Joerg Krause has posted an URL for a webpage for benchmarking reg-expressions. Sorry, I don

Re: [PHP] PCRE vs. POSIX

2001-04-16 Thread John Lim
Rasmus Lerdorf (inventor of PHP) has said that PCRE is generally faster, but i haven't benchmarked myself. Of course strpos( ) is the fastest. "bill" <[EMAIL PROTECTED]> wrote in message [EMAIL PROTECTED]">news:[EMAIL PROTECTED]... > hi everyone, > > i have been using perl for quite some time, bu

Re: [PHP] PCRE vs. POSIX

2001-04-15 Thread CC Zona
In article <[EMAIL PROTECTED]>, [EMAIL PROTECTED] (bill) wrote: > i have been using perl for quite some time, but after getting used to > php4, i think it rocks. > > i am wondering which is better, performance-wise, when trying to match the > same text: PCRE or POSIX extended in php4? PCRE. -

[PHP] PCRE vs. POSIX

2001-04-15 Thread bill
hi everyone, i have been using perl for quite some time, but after getting used to php4, i think it rocks. i am wondering which is better, performance-wise, when trying to match the same text: PCRE or POSIX extended in php4? cheers, Bill -- PHP General Mailing List (http://www.php.net/) To