php mysql的长连接和短连接?

Question

php mysql的长连接和短连接? 

Answer 1

可以这样封装个函数function login（$a=false）{if(!$a){$db=mysql_pconnect('localhost','user','pass');}else{$db=mysql_connect('localhost','user','pass');}}可以调用login（）默认参数为false 修改传递的参数就行了

Answer 2

$name=$_POST['user_name'];$pwd=md5($_POST['user_pwd']);$phone=$_POST['user_phone'];$email=$_POST['user_email'];$query="call pro_reg('$name','$pwd','$phone','$email')";$result=$pdo->prepare($query);if($result->execute()){