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- <?php
- $dsn="mysql:dbname=blog;host=localhost";
- $dbuser="root";
- $dbpass="";
- try{
- $pdo =new PDO($dsn,$dbuser,$dbpass);
- /*select*/
- $Sql=" SELECT * FROM usuarios ";
- $Sql=$pdo->query($sql); //classe metodo pdo
- if($Sql->rowCount()>0){ //rowcount numero de linhas
- echo "possui usuarios";
- }else{
- echo "nao a usuarios cadastrados";
- }
- }catch(PDOException $e){
- echo "falhou".$e->getMessage();
- }
- ?>
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