ldap_connect Connect to an LDAP server &reftitle.description; resourceldap_connect stringhostnameNULL intport389 Establishes a connection to a LDAP server on a specified hostname and port. &reftitle.parameters; hostname If you are using OpenLDAP 2.x.x you can specify a URL instead of the hostname. To use LDAP with SSL, compile OpenLDAP 2.x.x with SSL support, configure PHP with SSL, and set this parameter as ldaps://hostname/. port The port to connect to. Not used when using URLs. &reftitle.returnvalues; Returns a positive LDAP link identifier on success, or &false; on error. When OpenLDAP 2.x.x is used, ldap_connect will always return a resource as it does not actually connect but just initializes the connecting parameters. The actual connect happens with the next calls to ldap_* funcs, usually with ldap_bind. If no arguments are specified then the link identifier of the already opened link will be returned. &reftitle.changelog; &Version; &Description; 4.0.4 URL and SSL support was added. &reftitle.examples; Example of connecting to LDAP server. ]]> Example of connecting securely to LDAP server. ]]> &reftitle.seealso; ldap_bind