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i am trying to connect my database to XAMP . I got this error

Warning: Use of undefined constant ID - assumed 'ID' (this will throw an Error in a future version of PHP) in C:\xampp\htdocs\Thairis\login.php on line 8

Fatal error: Uncaught Error: Call to undefined function mysql_connect() in C:\xampp\htdocs\Thairis\connectdb.php:27 Stack trace: #0 C:\xampp\htdocs\Thairis\login.php(11): include() #1 {main} thrown in C:\xampp\htdocs\Thairis\connectdb.php on line 27

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mysql_* functions

  • officially deprecated as of PHP 5.5 (released June 2013).
  • removed entirely as of PHP 7.0 (released December 2015)

So switch to mysqli or pdo and use always prepared statements with parameters because of sql injections

see api comparison

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