#### [PromptPlus](PromptPlus.md 'PromptPlus') ### [PromptPlusLibrary](PromptPlusLibrary.md 'PromptPlusLibrary') ## ItemHistory Struct Represents the history of an item with a timeout\. ```csharp public struct ItemHistory ``` ### Constructors ## ItemHistory\(\) Constructor Initializes a new instance of the [ItemHistory](ItemHistory.md 'PromptPlusLibrary\.ItemHistory') struct with default values\. ```csharp public ItemHistory(); ``` ## ItemHistory\(string, long\) Constructor Initializes a new instance of the [ItemHistory](ItemHistory.md 'PromptPlusLibrary\.ItemHistory') struct with the specified history and timeout ticks\. ```csharp public ItemHistory(string history, long dateTicks); ``` #### Parameters `history` [System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String') The history data to associate with the item\. Cannot be null\. `dateTicks` [System\.Int64](https://learn.microsoft.com/en-us/dotnet/api/system.int64 'System\.Int64') The timeout ticks for the item\. ### Fields ## ItemHistory\.Separator Field Separator character used in the string representation\. ```csharp public const char Separator = '
'; ``` #### Field Value [System\.Char](https://learn.microsoft.com/en-us/dotnet/api/system.char 'System\.Char') ### Properties ## ItemHistory\.History Property The history data associated with the item\. ```csharp public readonly string History { get; } ``` #### Property Value [System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String') ## ItemHistory\.TimeOutTicks Property Gets the timeout duration, in ticks, for the associated operation\. ```csharp public readonly long TimeOutTicks { get; } ``` #### Property Value [System\.Int64](https://learn.microsoft.com/en-us/dotnet/api/system.int64 'System\.Int64') ### Methods ## ItemHistory\.CreateItemHistory\(string, TimeSpan\) Method Creates a new instance of the ItemHistory class with the specified history and a timeout applied to its expiration\. ```csharp public static PromptPlusLibrary.ItemHistory CreateItemHistory(string history, System.TimeSpan timeout); ``` #### Parameters `history` [System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String') The history data to associate with the item\. Cannot be null\. `timeout` [System\.TimeSpan](https://learn.microsoft.com/en-us/dotnet/api/system.timespan 'System\.TimeSpan') The duration to add to the current time to determine the item's expiration\. #### Returns [ItemHistory](ItemHistory.md 'PromptPlusLibrary\.ItemHistory') The same [ItemHistory](ItemHistory.md 'PromptPlusLibrary\.ItemHistory') instance for chaining\. ## ItemHistory\.ToString\(\) Method Returns the fully qualified type name of this instance\. ```csharp public override readonly string ToString(); ``` #### Returns [System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String') The fully qualified type name\.