php插入mysql_query获取id

Question

In PHP 4, how can I easily get the last id after an insert in db? For example:

$queryInsert = "INSERT INTO `table` (`id`, `info`) VALUES (NULL, '".$INFO_VAR."');";

mysql_query($queryInsert) or die (mysql_error());

Answer 1

use mysql_insert_id();, you find the doc here