MySQL Functions
mysqli_insert_id
- mysql_insert_id — Get the ID generated in the last query.
- mysqli::$insert_id — mysqli_insert_id — Returns the value generated for an AUTO_INCREMENT column by the last query.
<?php
mysqli_report(MYSQLI_REPORT_ERROR | MYSQLI_REPORT_STRICT);
$link = mysqli_connect("localhost", "my_user", "my_password", "world");
mysqli_query($link, "CREATE TABLE myCity LIKE City");
$query = "INSERT INTO myCity VALUES (NULL, 'Stuttgart', 'DEU', 'Stuttgart', 617000)";
mysqli_query($link, $query);
printf("New record has ID %d.\n", mysqli_insert_id($link));
/* drop table */
mysqli_query($link, "DROP TABLE myCity");
The above examples will output:
New record has ID 1.
Object-oriented style:
<?php
mysqli_report(MYSQLI_REPORT_ERROR | MYSQLI_REPORT_STRICT);
$mysqli = new mysqli("localhost", "my_user", "my_password", "world");
$mysqli->query("CREATE TABLE myCity LIKE City");
$query = "INSERT INTO myCity VALUES (NULL, 'Stuttgart', 'DEU', 'Stuttgart', 617000)";
$mysqli->query($query);
printf("New record has ID %d.\n", $mysqli->insert_id);
/* drop table */
$mysqli->query("DROP TABLE myCity");