Classe ReportParameter
Represents a report parameter.
Gerarchia di ereditarietà
System.Object
ReportExecution2005.ReportParameter
Spazio dei nomi ReportExecution2005
Assembly: ReportExecution2005 (in ReportExecution2005.dll)
Sintassi
'Dichiarazione
Public Class ReportParameter
'Utilizzo
Dim instance As ReportParameter
public class ReportParameter
public ref class ReportParameter
type ReportParameter = class end
public class ReportParameter
Nel tipo ReportParameter sono esposti i membri seguenti.
Costruttori
Nome | Descrizione | |
---|---|---|
ReportParameter | Initializes a new instance of the ReportParameter class. |
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Proprietà
Nome | Descrizione | |
---|---|---|
AllowBlank | Indicates whether an empty string is a valid value for the parameter. Read-only. | |
AllowBlankSpecified | Indicates that the AllowBlank property has been specified. | |
DefaultValues | Gets or sets the default values of the parameter. | |
DefaultValuesQueryBased | Indicates whether the default values of the parameter are based on a query. Boolean. Read-only. | |
DefaultValuesQueryBasedSpecified | Indicates whether the DefaultValuesQueryBased property has been specified. | |
Dependencies | Gets or sets a list of parameters whose values are used to retrieve additional parameter values in a query. | |
ErrorMessage | An error message, returned when the parameter has failed validation. | |
MultiValue | Indicates whether the parameter can be a multivalue parameter. | |
MultiValueSpecified | Indicates whether the MultiValue property has been specified. | |
Name | Gets or sets the name of the parameter. | |
Nullable | Indicates whether the value of the parameter can be nullriferimento Null (Nothing in Visual Basic).. | |
NullableSpecified | Indicates whether the Nullable property has been specified. | |
Prompt | Gets or sets the text that prompts the user to provide parameter values. | |
PromptUser | Indicates whether the user is prompted for the value of the parameter. | |
PromptUserSpecified | Indicates whether a value for the PromptUser property is specified. | |
QueryParameter | Indicates whether the parameter is used in a query to an external data source. | |
QueryParameterSpecified | Indicates whether the ReportParameter property has been specified. | |
State | Describes the state (ParameterStateEnum) of the parameter. | |
StateSpecified | Indicates whether the State property has been specified. | |
Type | The data type (ParameterTypeEnum) of the parameter. | |
TypeSpecified | Indicates whether the Type property has been specified. | |
ValidValues | The available valid values for the parameter. Read-only. | |
ValidValuesQueryBased | Indicates whether the parameter's valid values are based on a query. Read-only. | |
ValidValuesQueryBasedSpecified | Indicates whether the ValidValuesQueryBased property has been specified. |
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Metodi
Nome | Descrizione | |
---|---|---|
Equals | Ereditato da Object. | |
Finalize | Ereditato da Object. | |
GetHashCode | Ereditato da Object. | |
GetType | Ereditato da Object. | |
MemberwiseClone | Ereditato da Object. | |
ToString | Ereditato da Object. |
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Osservazioni
A ReportParameter object is returned as output by the GetReportParameters method and is passed as input to the SetReportParameters method.
The value of the ReportParameter may change if the user calls SetReportDefinition.
Protezione dei thread
I membri static (Shared in Visual Basic) pubblici di questo tipo sono affidabili. Non è invece garantita la sicurezza dei membri dell'istanza.
Vedere anche
Riferimento
Spazio dei nomi ReportExecution2005
Altre risorse
Impostazione delle proprietà dei parametri per un report pubblicato