Fabric链码API文档 - Node.js

fabric-shim.ChaincodeInterface
ChaincodeInterface Init Invoke
fabric-shim.ChaincodeStub
ChaincodeStub createCompositeKey deletePrivateData deleteState getArgs getBinding getChannelID getCreator getFunctionAndParameters getHistoryForKey getPrivateData getPrivateDataByPartialCompositeKey getPrivateDataByRange getPrivateDataQueryResult getPrivateDataValidationParameter getQueryResult getQueryResultWithPagination getSignedProposal getState getStateByPartialCompositeKey getStateByPartialCompositeKeyWithPagination getStateByRange getStateByRangeWithPagination getStateValidationParameter getStringArgs getTransient getTxID getTxTimestamp invokeChaincode putPrivateData putState setEvent setPrivateDataValidationParameter setStateValidationParameter splitCompositeKey
fabric-shim.Shim
Shim error newLogger start success
fabric-shim.ClientIdentity
ClientIdentity assertAttributeValue getAttributeValue getID getMSPID getX509Certificate
fabric-shim迭代器
CommonIterator close next HistoryQueryIterator StateQueryIterator
fabric-shim misc
Proposal SignedProposal ProposalCreator Response ErrorResponse SuccessResponse FunctionAndParameters Header ChannelHeader SignatureHeader X509Certificate
fabric-contract-api.Contract
Contract _isContract afterTransaction beforeTransaction createContext getName unknownTransaction
fabric-contract-api.Context
Context setChaincodeStub setClientIdentity
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  4. getState

getState

获取指定状态变量键的当前值。

方法原型

<async> getState(key)

调用参数

  • key: 要提取当前值的状态变量键

返回值

返回一个Promise对象，其解析值为状态变量的当前值的字节数组表示。