MysqlndUhConnection::getErrorNumber

(PECL mysqlnd-uh >= 1.0.0-alpha)

MysqlndUhConnection::getErrorNumber — Returns the error code for the most recent function call

Descrierea

public MysqlndUhConnection::getErrorNumber ( mysqlnd_connection $connection ) : int

Returns the error code for the most recent function call.

Parametri

connection

Mysqlnd connection handle. Do not modify!

Valorile întoarse

Error code for the most recent function call.

Exemple

MysqlndUhConnection::getErrorNumber() is not only executed after the invocation of a user space API call which maps directly to it but also called internally.

Example #1 MysqlndUhConnection::getErrorNumber() example

<?php
class proxy extends MysqlndUhConnection {
 public function getErrorNumber($res) {
   printf("%s(%s)\n", __METHOD__, var_export(func_get_args(), true));
   $ret = parent::getErrorNumber($res);
   printf("%s returns %s\n", __METHOD__, var_export($ret, true));
   return $ret;
 }
}
mysqlnd_uh_set_connection_proxy(new proxy());

printf("connect...\n");
$mysqli = new mysqli("localhost", "root", "", "test");
printf("query...\n");
$mysqli->query("PLEASE_LET_THIS_BE_INVALID_SQL");
printf("errno...\n");
var_dump($mysqli->errno);
printf("close...\n");
$mysqli->close();
?>

Exemplul de mai sus va afișa:

connect...
proxy::getErrorNumber(array (
  0 => NULL,
))
proxy::getErrorNumber returns 0
query...
errno...
proxy::getErrorNumber(array (
  0 => NULL,
))
proxy::getErrorNumber returns 1064
int(1064)
close...

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