mysqli_connect using prepare statement
$stmt = $mysqli->prepare("INSERT INTO myTable (name, age) VALUES (?, ?)");
$stmt->bind_param("si", $_POST['name'], $_POST['age']);
$stmt->execute();
$stmt->close();
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mysqli_connect using prepare statement
$stmt = $mysqli->prepare("INSERT INTO myTable (name, age) VALUES (?, ?)");
$stmt->bind_param("si", $_POST['name'], $_POST['age']);
$stmt->execute();
$stmt->close();
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php mysql prepare query
$stmt = $mysqli->prepare("SELECT * FROM myTable WHERE name = ? AND age = ?");
$stmt->bind_param("si", $_POST['name'], $_POST['age']);
$stmt->execute();
$stmt->close();
php prepared statement upload file
$query = "INSERT INTO contracts(`filename`,`filedata`, `filetype`,`filesize`) VALUES (?,?,?,?)";
$stmt = $con->prepare($query);
$null = NULL;
$stmt->bind_param("sbsi", $filename, $filedata, $filetype,$filesize);
$stmt->send_long_data(1, file_get_contents($_FILES['upload']['tmp_name']));
$stmt->execute();
mysqli_connect using prepare statement
$stmt = $mysqli->prepare("UPDATE myTable SET name = ? WHERE id = ?");
$stmt->bind_param("si", $_POST['name'], $_SESSION['id']);
$stmt->execute();
$stmt->close();
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php my sql prepare bind param with multiple statements
$array_of_values = array( "Brasil", "Argentina" );
$types = "ss";
$mysqli_stmt->bind_param( $types, ...$array_of_values );
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