BitcoinLib v0.4.7

View Source BitcoinLib.Script.Opcodes.Stack.Depth (BitcoinLib v0.4.7)

Based on https://en.bitcoin.it/wiki/Script

Word OP_DEPTH Opcode 116 Hex 0x74 Input nothing Output stack size Puts the number of stack items onto the stack.

Link to this section Summary

Types

t()

Functions

encode()

Returns <<0x74>>

execute(opcode, stack)

Swaps the top two pairs of items.

v()

Returns 0x74

Link to this section Types

Link to this type

t()

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@type t() :: BitcoinLib.Script.Opcodes.Stack.Depth

Link to this section Functions

Link to this function

encode()

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Returns <<0x74>>

examples

 Examples 

iex> BitcoinLib.Script.Opcodes.Stack.Depth.encode()
<<0x74>>
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execute(opcode, stack)

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@spec execute(t(), list()) :: {:ok, list()} | {:error, binary()}

Swaps the top two pairs of items.

examples

 Examples 

iex> stack = [1, 2, 3, 4, 5]
...> %BitcoinLib.Script.Opcodes.Stack.Depth{}
...> |> BitcoinLib.Script.Opcodes.Stack.Depth.execute(stack)
{:ok, [5, 1, 2, 3, 4, 5]}
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v()

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@spec v() :: 116

Returns 0x74

examples

 Examples 

iex> BitcoinLib.Script.Opcodes.Stack.Depth.v()
0x74