[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-09-04 UTC."],[[["\u003cp\u003eThe \u003ccode\u003eIParameter\u003c/code\u003e interface represents a parameter for a method within the \u003ccode\u003eGoogle.Apis.Discovery\u003c/code\u003e namespace.\u003c/p\u003e\n"],["\u003cp\u003eThis interface provides properties such as \u003ccode\u003eDefaultValue\u003c/code\u003e, \u003ccode\u003eIsRequired\u003c/code\u003e, \u003ccode\u003eName\u003c/code\u003e, \u003ccode\u003eParameterType\u003c/code\u003e, and \u003ccode\u003ePattern\u003c/code\u003e to describe the parameter's characteristics.\u003c/p\u003e\n"],["\u003cp\u003eThe latest version of the interface is 1.69.0, and it's documented in the Google.Apis.Core.dll assembly along with older versions.\u003c/p\u003e\n"],["\u003cp\u003eIt includes an extension method \u003ccode\u003eUtilities.ThrowIfNull<T>(T, string)\u003c/code\u003e for handling null values.\u003c/p\u003e\n"]]],[],null,["# Interface IParameter (1.69.0)\n\nVersion latestkeyboard_arrow_down\n\n- [1.69.0 (latest)](/dotnet/docs/reference/Google.Apis/latest/Google.Apis.Discovery.IParameter)\n- [1.68.0](/dotnet/docs/reference/Google.Apis/1.68.0/Google.Apis.Discovery.IParameter)\n- [1.60.0](/dotnet/docs/reference/Google.Apis/1.60.0/Google.Apis.Discovery.IParameter)\n- [1.59.0](/dotnet/docs/reference/Google.Apis/1.59.0/Google.Apis.Discovery.IParameter)\n- [1.55.0](/dotnet/docs/reference/Google.Apis/1.55.0/Google.Apis.Discovery.IParameter)\n- [1.50.0](/dotnet/docs/reference/Google.Apis/1.50.0/Google.Apis.Discovery.IParameter) \n\n public interface IParameter\n\nRepresents a parameter for a method.\n\nNamespace\n---------\n\n[Google.Apis.Discovery](/dotnet/docs/reference/Google.Apis/latest/Google.Apis.Discovery)\n\nAssembly\n--------\n\nGoogle.Apis.Core.dll\n\nProperties\n----------\n\n### DefaultValue\n\n string DefaultValue { get; }\n\nGets the default value of this parameter.\n\n### IsRequired\n\n bool IsRequired { get; }\n\nGets an indication whether this parameter is optional or required.\n\n### Name\n\n string Name { get; }\n\nGets the name of the parameter.\n\n### ParameterType\n\n string ParameterType { get; }\n\nGets the type of the parameter.\n\n### Pattern\n\n string Pattern { get; }\n\nGets the pattern that this parameter must follow.\n\nExtension Method\n----------------\n\n[Utilities.ThrowIfNull\\\u003cT\\\u003e(T, string)](/dotnet/docs/reference/Google.Apis/latest/Google.Apis.Util.Utilities#Google_Apis_Util_Utilities_ThrowIfNull__1___0_System_String_)"]]
