Package php8.1-ldap: Information

The php8.1-ldap includes a dynamic shared object (DSO) that adds
Lightweight Directory Access Protocol (LDAP) support to PHP. LDAP is a
set of protocols for accessing directory services over the Internet.
PHP is an HTML-embedded scripting language. If you need LDAP support
for PHP applications, you will need to install this package in addition
to the php package.