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  • Ride Programming Language
    Ride Programming Language
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      • BinaryEntry (v4)
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        DataEntry (v3)
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        DeleteEntry (v4)
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        IntegerEntry (v4)
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        Issue (v4)
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        Reissue (v4)
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        ScriptTransfer (v3 and v4)
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        SponsorFee (v4)
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        StringEntry (v4)
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      Script Results (v3)
    • Common Structures
      • Address
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      Common Structures
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      • BurnTransaction
        BurnTransaction
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        CreateAliasTransaction
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        ExchangeTransaction
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        GenesisTransaction
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        InvokeScriptTransaction
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        IssueTransaction
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        LeaseCancelTransaction
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        LeaseTransaction
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        MassTransferTransaction
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        ReissueTransaction
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        SetAssetScriptTransaction
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        SetScriptTransaction
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        SponsorFeeTransaction
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        TransferTransaction
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        UpdateAssetInfoTransaction
      Transaction Structures
    Structures
  • Built-in Variables
    Built-in Variables
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    • Account Data Storage Functions
      Account Data Storage Functions
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      Blockchain Functions
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      Byte Array Functions
    • Converting Functions
      Converting Functions
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      Data Transaction Functions
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      Decoding Functions
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      Encoding Functions
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      Exception Functions
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      Hashing Functions
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      List Functions
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      Union Functions
    • Verification Functions
      Verification Functions
    Built-in Functions
  • Operators
    Operators
  • Pattern Matching: match-case
    Pattern Matching: match-case
  • Interations with FOLD<N>
    Interations with FOLD<N>
  • Limitations
    • Complexity
      Complexity
    • Data Weight
      Data Weight
    Limitations
  • Version 5 (Stagenet)
    • dApp-to-dApp Invocation
      dApp-to-dApp Invocation
    • Strict Variable
      Strict Variable
    • Callable Function
      Callable Function
    • Data types
      • Any
        Any
      • BigInt
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        ByteVector
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        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
      • Data Transaction Functions
        Data Transaction Functions
      • Decoding Functions
        Decoding Functions
      • Encoding Functions
        Encoding Functions
      • Exception Functions
        Exception Functions
      • Hashing Functions
        Hashing Functions
      • dApp-to-dApp Invocation Function
        dApp-to-dApp Invocation Function
      • 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 (Stagenet)
  • Ride Components
    Ride Components
  • Script performance tests
    Script performance tests
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      On this page
        • drop(ByteVector, Int): ByteVector
        • dropRight(ByteVector, Int): ByteVector
        • size(ByteVector): Int
        • take(ByteVector, Int): ByteVector
        • takeRight(ByteVector, Int): ByteVector
      waves_logo Docs

          # Byte array functions

          # Name Description Complexity
          1 drop(ByteVector, Int): ByteVector Returns the byte array without the first N bytes 1 for Standard Library version 3
          6 for Standard Library version 4
          2 dropRight(ByteVector, Int): ByteVector Returns the byte array without the last N bytes 19 for Standard Library version 3
          6 for Standard Library version 4
          3 size(ByteVector): Int Returns the number of bytes in the byte array 1
          4 take(ByteVector, Int): ByteVector Returns the first N bytes of the byte array 1 for Standard Library version 3
          6 for Standard Library version 4
          5 takeRight(ByteVector, Int): ByteVector Returns the last N bytes of the byte array 19 for Standard Library version 3
          6 for Standard Library version 4

          # drop(ByteVector, Int): ByteVector

          Returns the byte array without the first N bytes.

          drop(xs: ByteVector, number: Int): ByteVector
          

          # Parameters

          # xs: ByteVector

          Byte array.

          # Examples

          drop("Ride".toBytes(), 2)   # Returns the byte array without the first 2 bytes
          drop(125.toBytes(), 2)      # Returns the byte array without the first 2 bytes
          drop(base16'52696465', 3)   # Returns the byte array without the first 3 bytes
          drop(base58'37BPKA', 3)     # Returns the byte array without the first 3 bytes
          drop(base64'UmlkZQ==', 3)   # Returns the byte array without the first 3 bytes
          

          # number: Int

          Number N.

          # dropRight(ByteVector, Int): ByteVector

          Returns the byte array without the last N bytes.

          dropRight(xs: ByteVector, number: Int): ByteVector
          

          # Parameters

          # xs: ByteVector

          Byte array.

          # number: Int

          Number N.

          # Examples

          dropRight("Ride".toBytes(), 2)  # Returns the byte array without the last 2 bytes
          dropRight(125.toBytes(), 2)     # Returns the byte array without the last 2 bytes
          dropRight(base16'52696465', 3)  # Returns the byte array without the last 3 bytes
          dropRight(base58'37BPKA', 3)    # Returns the byte array without the last 3 bytes
          dropRight(base64'UmlkZQ==', 3)  # Returns the byte array without the last 3 bytes
          

          # size(ByteVector): Int

          Returns the number of bytes in the byte array.

          size(byteVector: ByteVector): Int
          

          # Parameters

          # byteVector: ByteVector

          Byte array.

          # Examples

          size("Hello".toBytes())         # Returns 5
          size("Hello world".toBytes())   # Returns 11
          size(64.toBytes())              # Returns 8 because all integers in Ride take 8 bytes
          size(200000.toBytes())          # Returns 8 because all integers in Ride take 8 bytes
          size(base58'37BPKA')            # Returns 4
          

          # take(ByteVector, Int): ByteVector

          Returns the first N bytes of the byte array.

          take(xs: ByteVector, number: Int): ByteVector
          

          # Parameters

          # xs: ByteVector

          Byte array.

          # number: Int

          Number N.

          # Examples

          take(base58'37BPKA', 0) # Returns the empty byte array
          take(base58'37BPKA', 1) # Returns the byte array consisting of first byte of initial byte array
          take(base58'37BPKA', 15) # Returns whole byte array
          take(base58'37BPKA', -10) # Returns the empty byte array
          

          # takeRight(ByteVector, Int): ByteVector

          Returns the last N bytes of the byte array.

          takeRight(xs: ByteVector, number: Int): ByteVector
          

          # Parameters

          # xs: ByteVector

          Byte array.

          # number: Int

          Number N.

          # Examples

          takeRight(base58'37BPKA', 2) # Returns the last 2 bytes of the byte array
          
          Blockchain Functions
          Converting Functions
          Blockchain Functions
          Converting Functions