The mask to control which fields get updated. If the mask is not present, all fields will be updated.
↳ language_code
string
The language of the following fields inflow: * *Flow.event_handlers.trigger_fulfillment.messages* *Flow.event_handlers.trigger_fulfillment.conditional_cases* *Flow.transition_routes.trigger_fulfillment.messages* *Flow.transition_routes.trigger_fulfillment.conditional_casesIf not specified, the agent's default language is used.Many languagesare supported. Note: languages must be enabled in the agent before they can be used.
[[["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."],[],[],null,["# Google Cloud Dialogflow Cx V3 Client - Class UpdateFlowRequest (0.8.1)\n\nVersion latestkeyboard_arrow_down\n\n- [0.8.1 (latest)](/php/docs/reference/cloud-dialogflow-cx/latest/V3.UpdateFlowRequest)\n- [0.8.0](/php/docs/reference/cloud-dialogflow-cx/0.8.0/V3.UpdateFlowRequest)\n- [0.7.2](/php/docs/reference/cloud-dialogflow-cx/0.7.2/V3.UpdateFlowRequest)\n- [0.6.0](/php/docs/reference/cloud-dialogflow-cx/0.6.0/V3.UpdateFlowRequest)\n- [0.5.2](/php/docs/reference/cloud-dialogflow-cx/0.5.2/V3.UpdateFlowRequest)\n- [0.4.1](/php/docs/reference/cloud-dialogflow-cx/0.4.1/V3.UpdateFlowRequest)\n- [0.3.4](/php/docs/reference/cloud-dialogflow-cx/0.3.4/V3.UpdateFlowRequest)\n- [0.2.1](/php/docs/reference/cloud-dialogflow-cx/0.2.1/V3.UpdateFlowRequest)\n- [0.1.1](/php/docs/reference/cloud-dialogflow-cx/0.1.1/V3.UpdateFlowRequest) \nReference documentation and code samples for the Google Cloud Dialogflow Cx V3 Client class UpdateFlowRequest.\n\nThe request message for\n[Flows.UpdateFlow](/php/docs/reference/cloud-dialogflow-cx/latest/V3.Client.FlowsClient#_Google_Cloud_Dialogflow_Cx_V3_Client_FlowsClient__updateFlow__).\n\nGenerated from protobuf message `google.cloud.dialogflow.cx.v3.UpdateFlowRequest`\n\nNamespace\n---------\n\nGoogle \\\\ Cloud \\\\ Dialogflow \\\\ Cx \\\\ V3\n\nMethods\n-------\n\n### __construct\n\nConstructor.\n\n### getFlow\n\nRequired. The flow to update.\n\n### hasFlow\n\n### clearFlow\n\n### setFlow\n\nRequired. The flow to update.\n\n### getUpdateMask\n\nThe mask to control which fields get updated. If the mask is not present,\nall fields will be updated.\n\n### hasUpdateMask\n\n### clearUpdateMask\n\n### setUpdateMask\n\nThe mask to control which fields get updated. If the mask is not present,\nall fields will be updated.\n\n### getLanguageCode\n\nThe language of the following fields in `flow`:\n\n- `Flow.event_handlers.trigger_fulfillment.messages`\n- `Flow.event_handlers.trigger_fulfillment.conditional_cases`\n- `Flow.transition_routes.trigger_fulfillment.messages`\n- `Flow.transition_routes.trigger_fulfillment.conditional_cases` If not specified, the agent's default language is used.\n\n[Many\nlanguages](https://cloud.google.com/dialogflow/cx/docs/reference/language)\nare supported.\nNote: languages must be enabled in the agent before they can be used.\n\n### setLanguageCode\n\nThe language of the following fields in `flow`:\n\n- `Flow.event_handlers.trigger_fulfillment.messages`\n- `Flow.event_handlers.trigger_fulfillment.conditional_cases`\n- `Flow.transition_routes.trigger_fulfillment.messages`\n- `Flow.transition_routes.trigger_fulfillment.conditional_cases` If not specified, the agent's default language is used.\n\n[Many\nlanguages](https://cloud.google.com/dialogflow/cx/docs/reference/language)\nare supported.\nNote: languages must be enabled in the agent before they can be used.\n\n### static::build"]]
