[SOLVED] Multiple Prepared statements in PHP with MySQLi

Multiple Prepared statements in PHP with MySQLi

I want to make two prepared statements, one right after the other in PHP with MySQLi. I am a novice at PHP and MySQLi so I don't know whether I should close the statement, close the database connection, put all of the code in a function, or just have code not inside a function.

Basically, I just want to insert a record into one table and then insert the same record into another table using MySQLi.

Solution

Directly off the mysqli page: http://php.net/manual/en/mysqli.commit.php

<?php
mysqli_report(MYSQLI_REPORT_ERROR | MYSQLI_REPORT_STRICT);
$mysqli = new mysqli("localhost", "root", "", "");
$mysqli->set_charset('utf8mb4');

/* set autocommit to off */
$mysqli->autocommit(FALSE);

$stmt1 = $mysqli->prepare("INSERT INTO tbl1 (id, intro) VALUES (?, ?)");
$stmt2 = $mysqli->prepare("INSERT INTO tbl2 (id, name) VALUES (?, ?)");

$str1 = 'abc';
$str2 = 'efg';
$str3 = 'hij';
$str4 = 'klm';

$stmt1->bind_param('ss', $str1, $str2);
$stmt2->bind_param('ss', $str3,$str4);

$stmt1->execute();
$stmt2->execute();

/* commit and set autocommit to on */
$mysqli->autocommit(true);