Required. The language of this conversational query. See Language
Support
for a list of the currently supported language codes. Note that queries in
the same session do not necessarily need to specify the same language.
[[["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complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-07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\u003eThe latest version available for the Google Cloud Dialogflow v2 API class TextInput is 4.26.0, with a range of versions from 3.2.0 up to the latest.\u003c/p\u003e\n"],["\u003cp\u003eThe TextInput class represents natural language text for processing within the Dialogflow v2 API and is part of the Google.Cloud.Dialogflow.V2 namespace.\u003c/p\u003e\n"],["\u003cp\u003eTextInput has two key properties: LanguageCode, which specifies the language of the conversational query, and Text, which contains the UTF-8 encoded text to be processed, limited to 256 characters.\u003c/p\u003e\n"],["\u003cp\u003eThe TextInput class implements several interfaces, including IMessage, IEquatable, IDeepCloneable, and IBufferMessage, allowing it to perform a number of functions.\u003c/p\u003e\n"],["\u003cp\u003eThe class implements IMessage\u003c/p\u003e\n"]]],[],null,[]]