ReportParameter 类
Represents a report parameter.
继承层次结构
System. . :: . .Object
ReportService2005..::..ReportParameter
命名空间: ReportService2005
程序集: ReportService2005(在 ReportService2005.dll 中)
语法
声明
<SerializableAttribute> _
Public Class ReportParameter
用法
Dim instance As ReportParameter
[SerializableAttribute]
public class ReportParameter
[SerializableAttribute]
public ref class ReportParameter
[<SerializableAttribute>]
type ReportParameter = class end
public class ReportParameter
ReportParameter 类型公开以下成员。
属性
名称 | 说明 | |
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AllowBlank | Indicates whether an empty string is a valid value for the parameter. |
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AllowBlankSpecified | Gets or sets a value that indicates whether the AllowBlank property is specified. |
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DefaultValues | Gets or sets the default value of the parameter. |
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DefaultValuesQueryBased | Indicates whether the default values of the parameter are based on a query. |
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DefaultValuesQueryBasedSpecified | Gets or sets a value that indicates whether the DefaultValuesQueryBased property is specified. |
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Dependencies | A list of parameters whose values are used to retrieve additional parameter values in a query. |
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ErrorMessage | The error message returned when a parameter value has failed validation. |
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MultiValue | Indicates whether the parameter is a multi-valued parameter. |
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MultiValueSpecified | Gets or sets a value that indicates whether the MultiValue property is 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 nullNothingnullptrunitnull 引用(在 Visual Basic 中为 Nothing). |
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NullableSpecified | Gets or sets a value that indicates whether the Nullable property is specified. |
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Prompt | Gets or sets the text that prompts the user for parameter values. |
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PromptUser | Indicates whether the user is prompted for the value of the parameter. |
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PromptUserSpecified | Gets or sets a value that indicates whether the PromptUser property is specified. |
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QueryParameter | Indicates whether the parameter is used in a query. |
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QueryParameterSpecified | Gets or sets a value that indicates whether the QueryParameter property is specified. |
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State | Describes the state (ParameterStateEnum) of the parameter. |
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StateSpecified | Gets or sets a value that indicates whether the State property is specified. |
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Type | Gets or sets the data type (ParameterTypeEnum enumeration) of the parameter. |
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TypeSpecified | Gets or sets a value that indicates whether the Type property is specified. |
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ValidValues | The available ValidValues objects for the parameter. |
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ValidValuesQueryBased | Indicates whether the parameter's valid values are based on a query. |
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ValidValuesQueryBasedSpecified | Gets or sets a value that indicates whether the ValidValuesQueryBased property is specified. |
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方法
名称 | 说明 | |
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Equals | (从 Object 继承。) |
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Finalize | (从 Object 继承。) |
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GetHashCode | (从 Object 继承。) |
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GetType | (从 Object 继承。) |
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MemberwiseClone | (从 Object 继承。) |
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ToString | (从 Object 继承。) |
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注释
A ReportParameter object is returned as output by the GetReportParameters method and is passed as input to the SetReportParameters method.
线程安全
此类型的任何公共 static(在 Visual Basic 中为 Shared) 成员都是线程安全的。不保证所有实例成员都是线程安全的。