顯示連接數(shù)據(jù)庫(kù)成功,但是查詢不到東西
<?php
//連庫(kù)
require_once('config.php');
try{
//$pdo=new PDO(":/Applications/MAMP/tmp/mysql/mysql.sock;dbname=article","xrg","happy1227");
$pdo=new PDO('mysql:host=localhost;port:8889;dbname=article','xrg','happy1227');
echo 'success'.'<br/>';
var_dump($pdo);
$state=$pdo->query('SELECT * from article');
foreach($state as $row) {
? ? ? ? print_r($row);
? ? ? }
? ? ? ? /* ?刪除 article 數(shù)據(jù)表中滿足條件的所有行 */
//$count = $pdo->exec("DELETE FROM article WHERE title = 'book'");
/* 返回被刪除的行數(shù) */
//print("Deleted $count rows.\n");
? ? }catch(PDOException $e){
echo "connection failed:".$e->getMessage();
}
?>
頁(yè)面顯示
success
/Applications/MAMP/htdocs/article/connect_pdo.php:8:
object(PDO)[1]
2017-03-28
我才剛學(xué)不久,我想應(yīng)該是前面dbname=article庫(kù)沒(méi)選錯(cuò)的話,那么SELECT * from article中article不能寫數(shù)據(jù)庫(kù),應(yīng)該改為article庫(kù)下的某張數(shù)據(jù)表