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Posted by steven.rojas on 07/05/07 15:11
On 4 jul, 04:40, Orin <sava...@ukr.net> wrote:
> Hello!
>
> I'm using php and have a complicated task, so if someone can
> understand it then please help me to solve it
>
> The task is to make function, that will understand user-inputed regexp
> and perfome some actions with inputed regexp.
>
> For example:
> 'categories: ".*" -"foo"' means "all categories, but not 'foo'"
> 'categories: "foo[a-b]*" ".*bar"'
> The regexp are not case-sensitive.
>
> A '-' (dash) preceeding a categoryname means "do not select this
> category".
>
> Here is the function that is ok for ".*" but not for ".* -foo":
>
> function cheaker ($string ,$patterns) {
> $patterns_list = explode(" ", $patterns);
> foreach($patterns_list as $cs)
> $res = eregi($cs, $string, $regs);
> return $regs[0];
>
> }
Your input string is ".* -foo" or '".*" -"foo"'? because is the second
one, the explode return '.*' and '-foo' but is the first one it return
'.* -foo' and I think that you don't expect that.
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