Dave M G wrote:
> Jochem,
>
> Thank you for responding, and for explaining more about regular
> expressions.
>
>> yes but you wouldn't use preg_replace() but rather preg_match() or
>> preg_match_all()
>> which gives you back an array (via 3rd/4th[?] reference argument)
>> which contains
>> the texts that matched (and therefore want to keep).
> I looked up preg_match_all() on php.net, and, in combination with what
> was said before, came up with this syntax:
>
> preg_match_all( "#^<li[^>]*>(.*)<br[^>]*>#is", $response, $wordList,
^--- remove the caret as you dont want to only match when the line
starts with <li> (the <li> can be anywhere on the line)
I'll assume you also have the mb extension setup.
> PREG_PATTERN_ORDER );
> var_dump($wordList);
>
> The idea is to catch all text between <li> and <br> tags.
>
> Unfortunately, the result I get from var_dump is:
>
> array(2) { [0]=> array(0) { } [1]=> array(0) { } }
>
> In other words, it made no matches.
>
> The text being searched is an entire web page which contains the following:
> (Please note the following includes utf-8 encoded Japanese text.
> Apologies if it comes out as ASCII gibberish)
>
> <FONT color="red">日本語</FONT>は<FONT color="red">簡単</FONT>だよ<br>
> <ul><li> 日本語 【にほんご】 (n) Japanese language; (P); EP <br>
> <li> 簡単 【かんたん】 (adj-na,n) simple; (P); EP <br>
> </ul><p>
>
> So, my preg_match_all search should have found:
>
> 日本語 【にほんご】 (n) Japanese language; (P); EP
> 簡単 【かんたん】 (adj-na,n) simple; (P); EP
>
> I've checked and rechecked my syntax, and I can't see why it would fail.
>
> Have I messed up the regular expression, or the use of preg_match_all?
>
> --
> Dave M G
>
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