php mysql 查询
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php mysql 查询
//1:创建连接
$conn = mysqli_connect("127.0.0.1","root","","dangdang");
//2:设置编码
mysqli_query($conn,"SET NAMES UTF8");
//3:创建sql,发送sql
$sql = "SELECT * FROM dd_book";
$result = mysqli_query($conn,$sql);
//4:获取返回结果
//5:抓取一行记录 关联数组
while($row = mysqli_fetch_assoc($result)){
echo $row[‘id‘].$row[‘title‘].‘<br/>‘;
}
//6: 抓取一行记录，索引数组
//while($row = mysqli_fetch_row($result)){
// echo $row[0].$row[1].‘<br />‘;
//}
?>