利用PHP访问到mysql数据库的方法
访问过程如下:
//连接数据库方式1
$conn = new mysqli(\'localhost\', \'root\', \'password\', \'test\');
//连接数据库方式2
// $conn = new mysqli();
// $conn -> connect(\'localhost\', \'root\', \'password\', \'test\');
//check connection (检查PHP是否连接上mysql)
if ($conn -> connect_errno) {
printf(\"Connect failed: %s\\n\", $conn->connect_error);
exit();
}
//查询代码
$sql = “select * from db_table”;
$query = $conn->query($sql);
while($row = $query->fetch_array()){
echo $row[\'title\'];
}
//查询代码
//释放结果集+关闭mysql连接
$query1 -> free_result();
$conn -> close();
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