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      dApp Script
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      • BinaryEntry
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      • BooleanEntry
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        IntegerEntry
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      • LeaseCancel
        LeaseCancel
      • Reissue
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      • ScriptTransfer
        ScriptTransfer
      • SponsorFee
        SponsorFee
      • StringEntry
        StringEntry
      Script Actions
    • Common Structures
      • Address
        Address
      • Alias
        Alias
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      • AssetPair
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      • AttachedPayment
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      • BalanceDetails
        BalanceDetails
      • BlockInfo
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      • Invocation
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      • Order
        Order
      • Transfer
        Transfer
      Common Structures
    • Transaction Structures
      • BurnTransaction
        BurnTransaction
      • CreateAliasTransaction
        CreateAliasTransaction
      • DataTransaction
        DataTransaction
      • ExchangeTransaction
        ExchangeTransaction
      • GenesisTransaction
        GenesisTransaction
      • InvokeScriptTransaction
        InvokeScriptTransaction
      • IssueTransaction
        IssueTransaction
      • LeaseCancelTransaction
        LeaseCancelTransaction
      • LeaseTransaction
        LeaseTransaction
      • MassTransferTransaction
        MassTransferTransaction
      • ReissueTransaction
        ReissueTransaction
      • SetAssetScriptTransaction
        SetAssetScriptTransaction
      • SetScriptTransaction
        SetScriptTransaction
      • SponsorFeeTransaction
        SponsorFeeTransaction
      • TransferTransaction
        TransferTransaction
      • UpdateAssetInfoTransaction
        UpdateAssetInfoTransaction
      Transaction Structures
    Structures
  • Built-in Variables
    Built-in Variables
  • Built-in Functions
    • Account Data Storage Functions
      Account Data Storage Functions
    • Blockchain Functions
      Blockchain Functions
    • Byte Array Functions
      Byte Array Functions
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      Converting Functions
    • dApp-to-dApp Invocation Function
      dApp-to-dApp Invocation Function
    • Data Transaction Functions
      Data Transaction Functions
    • Decoding Functions
      Decoding Functions
    • Encoding Functions
      Encoding Functions
    • Exception Functions
      Exception Functions
    • Hashing Functions
      Hashing Functions
    • List Functions
      List Functions
    • Math Functions
      Math Functions
    • String Functions
      String Functions
    • Union Functions
      Union Functions
    • Verification Functions
      Verification Functions
    Built-in Functions
  • Operators
    Operators
  • Pattern Matching: match-case
    Pattern Matching: match-case
  • Iterations with FOLD<N>
    Iterations with FOLD<N>
  • dApp-to-dApp Invocation
    dApp-to-dApp Invocation
  • Limitations
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      Complexity
    • Data Weight
      Data Weight
    Limitations
  • Previous Versions
    • Version 5
      • Callable Function
        Callable Function
      • Data types
        • Any
          Any
        • BigInt
          BigInt
        • Boolean
          Boolean
        • ByteVector
          ByteVector
        • Int
          Int
        • String
          String
        • Unit
          Unit
        • List
          List
        • Tuple
          Tuple
        • Union
          Union
        Data types
      • Structures
        • Script Actions
          • BinaryEntry
            BinaryEntry
          • BooleanEntry
            BooleanEntry
          • Burn
            Burn
          • DeleteEntry
            DeleteEntry
          • IntegerEntry
            IntegerEntry
          • Issue
            Issue
          • Lease
            Lease
          • LeaseCancel
            LeaseCancel
          • Reissue
            Reissue
          • ScriptTransfer
            ScriptTransfer
          • SponsorFee
            SponsorFee
          • StringEntry
            StringEntry
          Script Actions
        • Common Structures
          • Address
            Address
          • Alias
            Alias
          • Asset
            Asset
          • AssetPair
            AssetPair
          • AttachedPayment
            AttachedPayment
          • BalanceDetails
            BalanceDetails
          • BlockInfo
            BlockInfo
          • Invocation
            Invocation
          • Order
            Order
          • Transfer
            Transfer
          Common Structures
        • Transaction Structures
          • BurnTransaction
            BurnTransaction
          • CreateAliasTransaction
            CreateAliasTransaction
          • DataTransaction
            DataTransaction
          • ExchangeTransaction
            ExchangeTransaction
          • GenesisTransaction
            GenesisTransaction
          • InvokeScriptTransaction
            InvokeScriptTransaction
          • IssueTransaction
            IssueTransaction
          • LeaseCancelTransaction
            LeaseCancelTransaction
          • LeaseTransaction
            LeaseTransaction
          • MassTransferTransaction
            MassTransferTransaction
          • ReissueTransaction
            ReissueTransaction
          • SetAssetScriptTransaction
            SetAssetScriptTransaction
          • SetScriptTransaction
            SetScriptTransaction
          • SponsorFeeTransaction
            SponsorFeeTransaction
          • TransferTransaction
            TransferTransaction
          • UpdateAssetInfoTransaction
            UpdateAssetInfoTransaction
          Transaction Structures
        Structures
      • Built-in Variables
        Built-in Variables
      • Built-in Functions
        • Account Data Storage Functions
          Account Data Storage Functions
        • Blockchain Functions
          Blockchain Functions
        • Byte Array Functions
          Byte Array Functions
        • Converting Functions
          Converting Functions
        • dApp-to-dApp Invocation Function
          dApp-to-dApp Invocation Function
        • Data Transaction Functions
          Data Transaction Functions
        • Decoding Functions
          Decoding Functions
        • Encoding Functions
          Encoding Functions
        • Exception Functions
          Exception Functions
        • Hashing Functions
          Hashing Functions
        • List Functions
          List Functions
        • Math Functions
          Math Functions
        • String Functions
          String Functions
        • Union Functions
          Union Functions
        • Verification Functions
          Verification Functions
        Built-in Functions
      • Operators
        Operators
      • Limitations
        • Data Weight
          Data Weight
        Limitations
      Version 5
    • Version 4 and 3
      • Callable Function
        Callable Function
      • Data types
        • Boolean
          Boolean
        • ByteVector
          ByteVector
        • Int
          Int
        • String
          String
        • Unit
          Unit
        • List
          List
        • Tuple
          Tuple
        • Union
          Union
        Data types
      • Structures
        • Script Actions
          • BinaryEntry (v4)
            BinaryEntry (v4)
          • BooleanEntry (v4)
            BooleanEntry (v4)
          • Burn (v4)
            Burn (v4)
          • DataEntry (v3)
            DataEntry (v3)
          • DeleteEntry (v4)
            DeleteEntry (v4)
          • IntegerEntry (v4)
            IntegerEntry (v4)
          • Issue (v4)
            Issue (v4)
          • Reissue (v4)
            Reissue (v4)
          • ScriptTransfer (v3 and v4)
            ScriptTransfer (v3 and v4)
          • SponsorFee (v4)
            SponsorFee (v4)
          • StringEntry (v4)
            StringEntry (v4)
          Script Actions
        • Script Results (v3)
          • ScriptResult
            ScriptResult
          • TransferSet
            TransferSet
          • WriteSet
            WriteSet
          Script Results (v3)
        • Common Structures
          • Address
            Address
          • Alias
            Alias
          • Asset
            Asset
          • AssetPair
            AssetPair
          • AttachedPayment
            AttachedPayment
          • BalanceDetails
            BalanceDetails
          • BlockInfo
            BlockInfo
          • Invocation
            Invocation
          • Order
            Order
          • Transfer
            Transfer
          Common Structures
        • Transaction Structures
          • BurnTransaction
            BurnTransaction
          • CreateAliasTransaction
            CreateAliasTransaction
          • DataTransaction
            DataTransaction
          • ExchangeTransaction
            ExchangeTransaction
          • GenesisTransaction
            GenesisTransaction
          • InvokeScriptTransaction
            InvokeScriptTransaction
          • IssueTransaction
            IssueTransaction
          • LeaseCancelTransaction
            LeaseCancelTransaction
          • LeaseTransaction
            LeaseTransaction
          • MassTransferTransaction
            MassTransferTransaction
          • ReissueTransaction
            ReissueTransaction
          • SetAssetScriptTransaction
            SetAssetScriptTransaction
          • SetScriptTransaction
            SetScriptTransaction
          • SponsorFeeTransaction
            SponsorFeeTransaction
          • TransferTransaction
            TransferTransaction
          • UpdateAssetInfoTransaction
            UpdateAssetInfoTransaction
          Transaction Structures
        Structures
      • Built-in Variables
        Built-in Variables
      • Built-in Functions
        • Account Data Storage Functions
          Account Data Storage Functions
        • Blockchain Functions
          Blockchain Functions
        • Byte Array Functions
          Byte Array Functions
        • Converting Functions
          Converting Functions
        • Data Transaction Functions
          Data Transaction Functions
        • Decoding Functions
          Decoding Functions
        • Encoding Functions
          Encoding Functions
        • Exception Functions
          Exception Functions
        • Hashing Functions
          Hashing Functions
        • List Functions
          List Functions
        • Math Functions
          Math Functions
        • String Functions
          String Functions
        • Union Functions
          Union Functions
        • Verification Functions
          Verification Functions
        Built-in Functions
      • Operators
        Operators
      • Limitations
        • Data Weight
          Data Weight
        Limitations
      Version 4 and 3
    Previous Versions
  • Import Libraries
    Import Libraries
  • Ride Components
    Ride Components
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      On this page
      waves_logo Docs

          # [Ride v5, v4, v3] Previous Versions of Standard Library

          ⚠️ We recommend to use Standard library version 6 for application development.

          Previous versions:

          • Version 5 is enabled by feature #16 “Ride V5, dApp-to-dApp invocations”.
          • Version 4 is enabled by feature #15 “Ride V4, VRF, Protobuf, Failed transactions”.
          • Version 3.

          The table below shows the version differences.

          # Version 3 Version 4 Version 5
          Script Added:
          • dApp script
          • Directives
          • Annotations
          • Custom functions
          • FOLD<N> macro
          Added:
          • dApp-to-dApp invocation
          Data types Added:
          • List
          Added:
          • Any
          • BigInt
          Variables Added built-in variables:
          • this
          • lastBlock
          • nil
          • Rounding methods: CEILING, DOWN, FLOOR etc.
          • Designations of hashing algorithms: NOALG, MD5, SHA1 etc.
          Added strict variables
          Structures Added:
          Script actions:
          • DataEntry
          • ScriptTransfer
          Script results:
          • ScriptResult
          • TransferSet
          • WriteSet
          Common structures:
          • Asset
          • AttachedPayment
          • BlockInfo
          • Invocation
          Transaction structures:
          • InvokeScriptTransaction
          Added:
          Script actions:
          • BinaryEntry
          • BooleanEntry
          • IntegerEntry
          • StringEntry
          • DeleteEntry
          • Issue
          • Reissue
          • Burn
          • SponsorFee
          Common structures:
          • BalanceDetails
          Transaction structures:
          • UpdateAssetInfoTransaction
          Modified:
          Common structures:
          • Asset
          • BlockInfo
          • Invocation
          Transaction structures:
          • DataTransaction
          • InvokeScriptTransaction
          • IssueTransaction
          Deleted:
          • DataEntry
          • ScriptResult
          • TransferSet
          • WriteSet
          Added:
          Script actions:
          • Lease
          • LeaseCancel
          Modified:
          Common structures:
          • Invocation
          Built-in functions Added:
          Blockchain functions:
          • assetInfo
          • blockInfoByHeight
          • transferTransactionById
          Converting functions:
          • parseInt
          • parseIntValue
          • toInt
          • toUtf8String
          • toString(Address)
          Decoding functions:
          • fromBase16String
          Encoding fuctions:
          • toBase16String
          Math functions:
          • log
          • pow
          String functions:
          • indexOf
          • lastIndexOf
          • split
          Union functions:
          • value
          • valueOrErrorMessage
          Verification functions:
          • checkMerkleProof
          • rsaVerify
          Deleted:
          • transactionById
          Added:
          Blockchain functions:
          • calculateAssetId
          Converting fuctions:
          • transferTransactionFromProto
          List functions:
          • containsElement
          • indexOf
          • lastIndexOf
          • min/max
          • removeByIndex
          Math functions:
          • median
          String functions:
          • contains
          • makeString
          Union functions:
          • valueOrElse
          Verification functions:
          • bn256groth16verify
          • createMerkleRoot
          • ecrecover
          • groth16verify
          Deleted:
          • checkMerkleProof
          • extract
          Added:
          dApp-to-dApp invocation function:
          • invoke
          • reentrantInvoke
          Account data storage functions:
          • getBinary(key: String): ByteVector|Unit
          • getBinaryValue(key: String): ByteVector
          • getBoolean(key: String): Boolean|Unit
          • getBooleanValue(key: String): Boolean
          • getInteger(key: String): Int|Unit
          • getIntegerValue(key: String): Int
          • getString(key: String): String|Unit
          • getStringValue(key: String): String
          • isDataStorageUntouched
          Blockchain functions:
          • calculateLeaseId
          • scriptHash
          Converting functions:
          • parseBigInt
          • parseBigIntValue
          • toBigInt(ByteVector): BigInt
          • toBigInt(ByteVector, Int, Int): BigInt
          • toBigInt(Int): BigInt
          • toBytes(BigInt): ByteVector
          • toInt(BigInt): Int
          • toString(BigInt): String
          List functions:
          • max(List[BigInt]): Bigint
          • min(List[BigInt]): Bigint
          Math functions:
          • fraction(Int, Int, Int, Union): Int
          • fraction(BigInt, BigInt, BigInt): BigInt
          • fraction(BigInt, BigInt, BigInt, Union): BigInt
          • log(BigInt, Int, BigInt, Int, Int, Union): BigInt
          • median(List[BigInt]): Bigint
          • pow(BigInt, Int, BigInt, Int, Int, Union): BigInt
          Operators Added:
          • :+
          • ++
          Complexity changes • - operator: 9 → 1
          • ! operator: 11 → 1
          • != operator: 26 → 1
          • throw: 2 → 1
          • isDefined: 35 → 1
          • + operator: 10 → 2 for ByteVector values, 10 → 20 for strings
          • Functions: see complexity changes in the Built-in Functions article
          • Added blake2b256_<N>Kb, keccak256_<N>Kb, sha256_<N>Kb,
          rsaVerify_<N>Kb, sigVerify_<N>Kb range of similar
            functions with different complexity depending
            on the argument size limit
          • fraction(Int, Int, Int): Int: 1 → 14
          Data size • String: up to 32,767 bytes
          • ByteVector: up to 32,767 (except the bodyBytes field
            of the transaction structure)
          Data Weight
          Version 5
          Data Weight
          Version 5