$stmt = mysqli_stmt_init($conn); $query = "SELECT * FROM users WHERE username = ? AND password = ?"; mysqli_stmt_prepare($stmt, $query);
$stmt = mysqli_stmt_init($conn); $query = "INSERT INTO users (username, email, password) VALUES (?, ?, ?)"; mysqli_stmt_prepare($stmt, $query);Package library: PHP MySQLi extension Overall, the mysqli_stmt_init() function is an essential function for preparing SQL queries in PHP application development. It is a part of the PHP MySQLi extension, which is a PHP package library that provides an interface for accessing and managing MySQL databases.