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Doc Bug #78522 ldap_error returns null | string | bool
Submitted: 2019-09-10 06:51 UTC Modified: 2019-09-10 06:57 UTC
From: imbolk at gmail dot com Assigned:
Status: Not a bug Package: Unknown/Other Function
PHP Version: 7.3.9 OS: MacOS/Linux
Private report: No CVE-ID: None
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 [2019-09-10 06:51 UTC] imbolk at gmail dot com 
Description:
------------
https://www.php.net/ldap_error :

ldap_error ( resource $link_identifier ) : string

Test script:
---------------
 php -r '@var_dump(ldap_error(fopen("/etc/passwd", "r")));'

 php -r '@var_dump(ldap_error(1));'

Expected result:
----------------
string(0) ""
string(0) ""

Actual result:
--------------
false
NULL

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 [2019-09-10 06:57 UTC] requinix@php.net
-Status: Open +Status: Not a bug
 [2019-09-10 06:57 UTC] requinix@php.net 
https://www.php.net/manual/en/functions.internal.php
> Note: If the parameters given to a function are not what it expects, such as passing an array where a string is
> expected, the return value of the function is undefined. In this case it will likely return NULL but this is just
> a convention, and cannot be relied upon.
 
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