PDOStatement::errorCode

(no version information, might be only in CVS)

PDOStatement::errorCode --  Fetch the SQLSTATE associated with the last operation on the statement handle

说明

int PDOStatement::errorCode ( void )

警告

本函数是实验性的。本函数的行为,包括函数名称以及其它任何关于本函数的文档可能会在没有通知的情况下随 PHP 以后的发布而改变。使用本函数风险自担。

返回值

Returns a SQLSTATE, a five-character alphanumeric identifier defined in the ANSI SQL standard. PDOStatement::errorCode() only retrieves error codes for operations performed with PDOStatement objects.

例子 1. Retrieving a SQLSTATE code

<?php
/* Provoke an error -- the BONES table does not exist */
$err = $dbh->prepare('SELECT skull FROM bones');
$err->execute();

echo
"\nPDOStatement::errorCode(): ";
print
$err->errorCode();
?>

上例将输出:

PDOStatement::errorCode(): 42S02

参见

PDO::errorCode()
PDO::errorInfo()
PDOStatement::errorInfo()