Public Overloads Shared Function Or( _
   ByVal ParamArray predicateDescriptions() As IPredicateDescription _
) As CompositePredicateDescription

Dim predicateDescriptions() As IPredicateDescription
Dim value As CompositePredicateDescription
 
value = PredicateBuilder.Or(predicateDescriptions)

public static CompositePredicateDescription Or( 
   params IPredicateDescription[] predicateDescriptions
)

public:
static CompositePredicateDescription^ Or( 
   ... array<IPredicateDescription^>^ predicateDescriptions
) 

var mgr = new DomainModelEntityManager();

var expr1 = new PredicateDescription(typeof(Customer), "Country", FilterOperator.IsEqualTo, "Mexico");
var expr2 = new PredicateDescription(typeof(Customer), "CompanyName", FilterOperator.StartsWith, "A");

// Where companyname starts with A or country = mexico
var finalcrit = PredicateBuilder.Or(expr1, expr2);
var query = mgr.Customers.Where(finalcrit);
var list = query.ToList();