PDO MYSQLI 学习
MYSQLI 连接数据库 < ?php $mysqli = new mysqli(“localhost”, “root”, “secret”, “test”); if (mysqli_connect_errno( )) { printf(“Connect failed: %s\n”, mysqli_connect_error( )); exit ( ); } else { printf(“Connect succeeded\n”); } ?> 错误检查 1)
MYSQLI 连接数据库 < ?php $mysqli = new mysqli(“localhost”, “root”, “secret”, “test”); if (mysqli_connect_errno( )) { printf(“Connect failed: %s\n”, mysqli_connect_error( )); exit ( ); } else { printf(“Connect succeeded\n”); } ?> 错误检查 1)