<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>无标题文档</title> </head> <body> <?php //定义数据源 $dsn = "mysql:dbname=mydb;host=localhost"; //$dsn = "sqlsrv:dbname=mydb;host=localhost"; //造pdo对象 $pdo = new PDO($dsn,"root","123"); //写SQL语句 $sql = "select * from Info"; //准备执行SQL语句 $st = $pdo->prepare($sql); //执行预处理语句 if($st->execute()) { /*while($attr = $st->fetch()) { print_r($attr); echo "<br>"; }*/ //从结果集中取所有数据，返回二维数组 //print_r($st->fetchAll(PDO::FETCH_NUM)); //从结果集中取一条数据中的某一列，返回字符串 //var_dump($st->fetchColumn(1)); //从结果集中取一条数据，返回一个实体类的对象 //var_dump($st->fetchObject()); } else { echo "执行失败！"; } ?> </body> </html>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>无标题文档</title> </head> <body> <?php //造PDO对象 $pdo = new PDO("mysql:dbname=mydb;host=localhost","root","123"); //写SQL语句 $sql = "insert into Info values(?,?,?,?,?)"; //准备SQL语句 $st = $pdo->prepare($sql); /* //给SQL语句分配变量 $st->bindParam(1,$code); $st->bindParam(2,$name); $st->bindParam(3,$sex); $st->bindParam(4,$nation); $st->bindParam(5,$birthday); //给变量赋值 $code = "p120"; $name = "接口"; $sex = true; $nation = "n002"; $birthday = "1988-2-3"; //执行SQL语句 $st->execute(); */ //执行SQL语句，简便方法 $st->execute(array('p030','克隆',true,'n001','1989-2-3')); ?> </body> </html>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>无标题文档</title> </head> <body> <?php //造PDO对象 $pdo = new PDO("mysql:dbname=mydb;host=localhost","root","123"); //写SQL语句 $sql = "insert into Info values(:code,:name,:sex,:nation,:birthday)"; //准备SQL语句 $st = $pdo->prepare($sql); /*//绑定参数 $st->bindParam("c",$code,PDO::PARAM_STR); $st->bindParam("n",$name,PDO::PARAM_STR); $st->bindParam("s",$sex,PDO::PARAM_STR); $st->bindParam("na",$nation,PDO::PARAM_STR); $st->bindParam("b",$birthday,PDO::PARAM_STR); //参数赋值 $code = "p180"; $name = "会啊"; $sex = true; $nation = "n002"; $birthday = "1988-2-3"; //执行 $st->execute();*/ $st->execute($_POST); ?> </body> </html>