Re: [Cppcms-users] url dispatching

[mawan s. <ma...@gm...>]

sorry Vinicius, this is an exqmple :
dispatcher().assign(".*",&dashboard::prepare,this,0);

what is the 0 in the last parameter mean?
On Jun 27, 2016 7:40 PM, "Vinicius Pavanelli" <ds...@ha...> wrote:

> In regular expression, 0 is used to match all the string, so 0 will pass
> the entire url the dispatch caught.
>
> On 27-06-2016 07:58, mawan sugiyanto wrote:
>
> sometimes we found 0 parameters ( message board example), what is it mean
> (espescially for 0 parameters, not 1)?
> On Jun 27, 2016 5:40 PM, "Vinicius Pavanelli" <ds...@ha...> wrote:
>
>> It's regular expressions.
>>
>> When you say "/number/(\\d+)" you mean to check for strings starting with
>> /number/ and capture all numbers following it "(\\d+)", the 1 after is to
>> pass this parameter.
>>
>> When you say ".*" it means every strings, as "." match every char and *
>> means any number of it, the 0 means it will not pass arguments as it don't
>> capture nothing.
>>
>> If you are still lost, look for a tutorial on regexp or regular
>> expression on the net.
>>
>> The pointer is the &hello::number part, a pointer to a function, and you
>> must pass this as it's a function of a class.
>>
>> Hope this helps,
>> Vinicius
>>
>> On 26-06-2016 06:57, mawan sugiyanto wrote:
>>
>> Dear All
>>
>> what is different between :
>> some time we meet example :
>>
>> dispatcher().assign("/number/(\\d+)",&hello::number,this,1);
>>
>> and
>>
>> dispatcher().assign(".*",&dashboard::prepare,this,0);
>>
>> is 0 or 1 is pointer only or we have too fill with parameters start from
>> 1?
>>
>> thankyou
>>
>>
>> mawan
>>
>>
>>
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