Indicates that the parameter does not have a value.
Filled
Indicates that the parameter has a value.
Invalid
Indicates that the parameter value is invalid. This field can be used
by the webhook to invalidate the parameter and ask the server to
collect it from the user again.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-07 UTC."],[[["\u003cp\u003eThis page provides reference documentation for the \u003ccode\u003ePageInfo.Types.FormInfo.Types.ParameterInfo.Types.ParameterState\u003c/code\u003e enum in the Dialogflow v3 API.\u003c/p\u003e\n"],["\u003cp\u003eThe latest version documented is 2.23.0, with a range of versions available, including down to version 1.0.0, all of which are linked.\u003c/p\u003e\n"],["\u003cp\u003eThe \u003ccode\u003eParameterState\u003c/code\u003e enum represents the state of a parameter, with possible values: \u003ccode\u003eEmpty\u003c/code\u003e, \u003ccode\u003eFilled\u003c/code\u003e, \u003ccode\u003eInvalid\u003c/code\u003e, and \u003ccode\u003eUnspecified\u003c/code\u003e.\u003c/p\u003e\n"],["\u003cp\u003eEach state within the enum has an associated description, such as \u003ccode\u003eEmpty\u003c/code\u003e indicating no value, \u003ccode\u003eFilled\u003c/code\u003e indicating a value is present, \u003ccode\u003eInvalid\u003c/code\u003e indicating the value is not valid, and \u003ccode\u003eUnspecified\u003c/code\u003e as a state that should not be used.\u003c/p\u003e\n"],["\u003cp\u003eThe documentation belongs to the \u003ccode\u003eGoogle.Cloud.Dialogflow.Cx.V3\u003c/code\u003e namespace and is contained within the \u003ccode\u003eGoogle.Cloud.Dialogflow.Cx.V3.dll\u003c/code\u003e assembly.\u003c/p\u003e\n"]]],[],null,[]]
