nodeVersionInfo

Retrieve version information from the connected Flow Access Node.

This function returns detailed information about the Flow node's version, including the protocol version, spork information, and node-specific details. This is useful for debugging, compatibility checks, and understanding the network state.

Import

You can import the entire package and access the function:

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import * as sdk from "@onflow/sdk"

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sdk.nodeVersionInfo(opts)

Or import directly the specific function:

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import { nodeVersionInfo } from "@onflow/sdk"

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nodeVersionInfo(opts)

Usage

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import * as fcl from "@onflow/fcl";

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// Get node version information

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const versionInfo = await fcl.nodeVersionInfo();

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console.log(versionInfo);

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// {

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// semver: "v0.37.13",

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// commit: "12345abcd",

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// spork_id: "mainnet-23",

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// protocol_version: "2.13.10",

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// spork_root_block_height: "88483760",

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// node_root_block_height: "88483760"

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// }

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// Check compatibility

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const info = await fcl.nodeVersionInfo();

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if (info.protocol_version.startsWith("2.13")) {

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console.log("Compatible with current protocol version");

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}

Parameters

opts (optional)

• Type: any
• Description: Optional parameters for the request

Returns

Promise<NodeVersionInfo>

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