php[world] 2019 — 25 years of PHP

MysqlndUhConnection::getErrorNumber

(PECL mysqlnd-uh >= 1.0.0-alpha)

MysqlndUhConnection::getErrorNumberReturns the error code for the most recent function call

Açıklama

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

Returns the error code for the most recent function call.

Değiştirgeler

connection

Mysqlnd connection handle. Do not modify!

Dönen Değerler

Error code for the most recent function call.

Örnekler

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

Örnek 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($rettrue));
   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();
?>

Yukarıdaki örneğin çıktısı:

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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