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complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-07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\u003eThis webpage provides reference documentation for the \u003ccode\u003eTextInput\u003c/code\u003e class within the Google Cloud Dialogflow v2 API, detailing its properties and usage.\u003c/p\u003e\n"],["\u003cp\u003eThe latest version of the API is 4.26.0, but the page is specifically documenting version 4.25.0, with links to other versions ranging from 4.26.0 down to 3.2.0.\u003c/p\u003e\n"],["\u003cp\u003eThe \u003ccode\u003eTextInput\u003c/code\u003e class represents natural language text intended for processing by the Dialogflow API and contains properties like \u003ccode\u003eLanguageCode\u003c/code\u003e and \u003ccode\u003eText\u003c/code\u003e.\u003c/p\u003e\n"],["\u003cp\u003e\u003ccode\u003eTextInput\u003c/code\u003e implements several interfaces including \u003ccode\u003eIMessage\u003c/code\u003e, \u003ccode\u003eIEquatable\u003c/code\u003e, \u003ccode\u003eIDeepCloneable\u003c/code\u003e, and \u003ccode\u003eIBufferMessage\u003c/code\u003e.\u003c/p\u003e\n"],["\u003cp\u003eThe class also contains the constructors \u003ccode\u003eTextInput()\u003c/code\u003e and \u003ccode\u003eTextInput(TextInput other)\u003c/code\u003e.\u003c/p\u003e\n"]]],[],null,[]]