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complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-07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 \u003ccode\u003eTextInput\u003c/code\u003e class represents natural language text for processing within the Google Cloud Dialogflow V2 API, with the latest version being 4.26.0.\u003c/p\u003e\n"],["\u003cp\u003e\u003ccode\u003eTextInput\u003c/code\u003e implements multiple interfaces including \u003ccode\u003eIMessage\u003c/code\u003e, \u003ccode\u003eIEquatable\u003c/code\u003e, \u003ccode\u003eIDeepCloneable\u003c/code\u003e, and \u003ccode\u003eIBufferMessage\u003c/code\u003e, enabling it to work within the Google Protocol Buffers framework.\u003c/p\u003e\n"],["\u003cp\u003eThe class includes two main properties: \u003ccode\u003eLanguageCode\u003c/code\u003e, which specifies the language of the text, and \u003ccode\u003eText\u003c/code\u003e, which holds the UTF-8 encoded natural language text itself, up to 256 characters.\u003c/p\u003e\n"],["\u003cp\u003eThere are multiple versions available for this class, with the lowest being version 3.2.0 and the current being version 4.26.0.\u003c/p\u003e\n"],["\u003cp\u003eThe TextInput class can be constructed with a default constructor or by passing another TextInput object.\u003c/p\u003e\n"]]],[],null,[]]
