Ejemplo 500. Create simple LDAP filters
$f1 = Zend_Ldap_Filter::equals('name', 'value'); // (name=value)
$f2 = Zend_Ldap_Filter::begins('name', 'value'); // (name=value*)
$f3 = Zend_Ldap_Filter::ends('name', 'value'); // (name=*value)
$f4 = Zend_Ldap_Filter::contains('name', 'value'); // (name=*value*)
$f5 = Zend_Ldap_Filter::greater('name', 'value'); // (name>value)
$f6 = Zend_Ldap_Filter::greaterOrEqual('name', 'value'); // (name>=value)
$f7 = Zend_Ldap_Filter::less('name', 'value'); // (name<value)
$f8 = Zend_Ldap_Filter::lessOrEqual('name', 'value'); // (name<=value)
$f9 = Zend_Ldap_Filter::approx('name', 'value'); // (name~=value)
$f10 = Zend_Ldap_Filter::any('name'); // (name=*)
Ejemplo 501. Create more complex LDAP filters
$f1 = Zend_Ldap_Filter::ends('name', 'value')->negate(); // (!(name=*value))
$f2 = Zend_Ldap_Filter::equals('name', 'value');
$f3 = Zend_Ldap_Filter::begins('name', 'value');
$f4 = Zend_Ldap_Filter::ends('name', 'value');
// (&(name=value)(name=value*)(name=*value))
$f5 = Zend_Ldap_Filter::andFilter($f2, $f3, $f4);
// (|(name=value)(name=value*)(name=*value))
$f6 = Zend_Ldap_Filter::orFilter($f2, $f3, $f4);