ReportParameter 類別
Represents a report parameter.
繼承階層
System.Object
ReportExecution2005.ReportParameter
命名空間： ReportExecution2005
組件： ReportExecution2005 (在 ReportExecution2005.dll 中)
語法
'宣告
Public Class ReportParameter
'用途
Dim instance As ReportParameter
public class ReportParameter
public ref class ReportParameter
type ReportParameter = class end
public class ReportParameter
ReportParameter 型別公開下列成員。
建構函式
| 名稱 | 說明 | |
|---|---|---|
.gif "公用方法") |
ReportParameter | Initializes a new instance of the ReportParameter class. |
上層
屬性
| 名稱 | 說明 | |
|---|---|---|
.gif "公用屬性") |
AllowBlank | Indicates whether an empty string is a valid value for the parameter. Read-only. |
|
AllowBlankSpecified | Indicates that the AllowBlank property has been specified. |
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DefaultValues | Gets or sets the default values of the parameter. |
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DefaultValuesQueryBased | Indicates whether the default values of the parameter are based on a query. Boolean. Read-only. |
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DefaultValuesQueryBasedSpecified | Indicates whether the DefaultValuesQueryBased property has been specified. |
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Dependencies | Gets or sets a list of parameters whose values are used to retrieve additional parameter values in a query. |
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ErrorMessage | An error message, returned when the parameter has failed validation. |
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MultiValue | Indicates whether the parameter can be a multivalue parameter. |
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MultiValueSpecified | Indicates whether the MultiValue property has been specified. |
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Name | Gets or sets the name of the parameter. |
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Nullable | Indicates whether the value of the parameter can be nullnull 參考 (在 Visual Basic 中為 Nothing). |
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NullableSpecified | Indicates whether the Nullable property has been specified. |
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Prompt | Gets or sets the text that prompts the user to provide parameter values. |
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PromptUser | Indicates whether the user is prompted for the value of the parameter. |
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PromptUserSpecified | Indicates whether a value for the PromptUser property is specified. |
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QueryParameter | Indicates whether the parameter is used in a query to an external data source. |
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QueryParameterSpecified | Indicates whether the ReportParameter property has been specified. |
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State | Describes the state (ParameterStateEnum) of the parameter. |
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StateSpecified | Indicates whether the State property has been specified. |
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Type | The data type (ParameterTypeEnum) of the parameter. |
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TypeSpecified | Indicates whether the Type property has been specified. |
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ValidValues | The available valid values for the parameter. Read-only. |
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ValidValuesQueryBased | Indicates whether the parameter's valid values are based on a query. Read-only. |
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ValidValuesQueryBasedSpecified | Indicates whether the ValidValuesQueryBased property has been specified. |
上層
方法
| 名稱 | 說明 | |
|---|---|---|
|
Equals | (繼承自 Object。) |
.gif "受保護的方法") |
Finalize | (繼承自 Object。) |
|
GetHashCode | (繼承自 Object。) |
|
GetType | (繼承自 Object。) |
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MemberwiseClone | (繼承自 Object。) |
|
ToString | (繼承自 Object。) |
上層
備註
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.
執行緒安全性
這個型別的任何公用 static (在 Visual Basic 中為 Shared) 成員都是執行緒安全的。並不是所有的執行個體成員都保證可以用於所有的執行緒。