Re: next and previous links
От | Roj Niyogi |
---|---|
Тема | Re: next and previous links |
Дата | |
Msg-id | 3D66485A.40803@pghoster.com обсуждение исходный текст |
Ответ на | next and previous links (angelo.rigo@globo.com) |
Список | pgsql-php |
My obvious first question is whether $limite is getting a value. If not, it'll think no parameters are being passed. Roj pgHoster.com - PostgreSQL Web Hosting http://www.pghoster.com angelo.rigo@globo.com wrote: >Hi >i am trying to make this code below to work >at least i do get a right pagination, going away and coming back with the >links, but no data is displayed > >the browser says this lines has a wrong count parameter > >while ($dados = pg_fetch_array($limite)) { > >this line is followed by these > $nome = $dados["nome"]; > echo "Nome: $nome<br>"; >} > >thank?s in advance ! ><?php >$conn = pg_connect("dbname=anyname user=anyuser"); >$busca = "SELECT nome FROM aprovados order by nome asc"; >$total_reg = "20"; // número de registros por página > >if (!$pagina) { > $pc = "1"; >} else { > $pc = $pagina; >} > >$inicio = $pc - 1; >$inicio = $inicio * $total_reg; > >$limite = pg_exec("$busca LIMIT $inicio,$total_reg"); >$todos = pg_exec("$busca"); > >$tr = pg_numrows($todos); // verifica o número total de registros >$tp = $tr / $total_reg; // verifica o número total de páginas > >while ($dados = pg_fetch_array($limite)) { // vamos criar a visualização > > $nome = $dados["nome"]; > echo "Nome: $nome<br>"; >} > >$anterior = $pc -1; // agora vamos criar os botões "Anterior e próximo" >$proximo = $pc +1; >if ($pc>1) { > echo " <a href='?pagina=$anterior'><- Anterior</a> "; >} >echo "|"; >if ($pc<$tp) { > echo " <a href='?pagina=$proximo'>Próxima -></a>"; >} >?> > >________________________________________ >A busca mais veloz e precisa da internet. Acesse agora: http://www.zoom.com.br. > > > >---------------------------(end of broadcast)--------------------------- >TIP 1: subscribe and unsubscribe commands go to majordomo@postgresql.org > >
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