Description

This function gets the attribute type for all simple filter choices:

• LDAP_FILTER_GE

• LDAP_FILTER_LE

• LDAP_FILTER_APPROX

• LDAP_FILTER_EQUALITY

• LDAP_FILTER_SUBSTRINGS

• LDAP_FILTER_PRESENT

• LDAP_FILTER_EXTENDED

• LDAP_FILTER_AND

• LDAP_FILTER_OR

• LDAP_FILTER_NOT

  A filter such as (mail-foo) will return the type mail.