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php - mysql avoid sql injections

开发者 https://www.devze.com 2023-03-29 12:24 出处:网络
I have many functions like updateUser($id,$username,$email) updateMusic($id, $music) etc... Is there a generic function to avoid SQL injections ?

I have many functions like

updateUser($id,$username,$email)
updateMusic($id, $music)

etc...

Is there a generic function to avoid SQL injections ?

I just want to avoid us开发者_JS百科ing mysql_real_escape_string for each parameter I have

$username = mysql_real_escape_string($username);
$email= mysql_real_escape_string($email);
$music= mysql_real_escape_string($music);


  • ALWAYS use prepared statements

  • Do NOT use mysql driver, use mysqli or PDO


You should use parameterization and let the database driver handle it for you, i.e. with PDO:

$dbh = new PDO('mysql:dbname=testdb;host=127.0.0.1', $user, $password); 
$stmt = $dbh->prepare('INSERT INTO REGISTRY (name, value) VALUES (:name, :value)');
$stmt->bindParam(':name', $name); 
$stmt->bindParam(':value', $value); 

// insert one row 
$name = 'one'; 
$value = 1; 
$stmt->execute();

Code from Bobby-Tables.


you may use,

list($id,$music) = array_map('mysql_real_escape_string',array($id,$music))

but prepared statements rocks


No there isn't, but you can parse all your inputs ( eg. GET and POST ) at beggining of the script

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