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JavaScript@langchain/coremessagesisSystemMessageChunk

Function●Since v0.3Deprecated

isSystemMessageChunk

Copy

isSystemMessageChunk<
  TStructure extends MessageStructure<MessageToolSet>
>(x: BaseMessageChunk): x is SystemMessageChunk

View source on GitHub

<

TStructure

>

Parameters

Name	Type	Description
`x`*	`BaseMessageChunk`