StreamLink for Silverlight
CreateFieldFilterExpression Method (field, oper, value)
StreamLink for Silverlight ► Caplin.StreamLink.Subscription.Container.ExtendedParameters ► ExtendedParametersFactory ► CreateFieldFilterExpression(String, FieldFilterExpressionOperator, String)
Creates a new expression that filters the records in the container based on the value of a field in the record.
Declaration Syntax
C#Visual BasicVisual C++
public static IFieldFilterExpression CreateFieldFilterExpression(
	string field,
	FieldFilterExpressionOperator oper,
	string value
)
Public Shared Function CreateFieldFilterExpression ( _
	field As String, _
	oper As FieldFilterExpressionOperator, _
	value As String _
) As IFieldFilterExpression
public:
static IFieldFilterExpression^ CreateFieldFilterExpression(
	String^ field, 
	FieldFilterExpressionOperator oper, 
	String^ value
)
Parameters
field (String)
The field in the filter expression.
oper (FieldFilterExpressionOperator)
The operator in the filter expression.
value (String)
The field value in the filter expression.
Return Value
A new IFieldFilterExpression representing the specified filter.
Examples
Assume only container records where the bid field is greater than 5 are required. The filter expression for this is therefore "bid > 5" so the parameters supplied to CreateFieldExpression() are:
CopyC#
field = "bid"
operator = GreaterThan
value = "5"

Assembly: Caplin.StreamLink.Silverlight (Module: Caplin.StreamLink.Silverlight) Version: 5.0.21.0 (5.0.21.0)