查看“比特币交易”的源代码

== 每笔交易输⼊的⼀般格式 - Txin ==

{| class="wikitable"
|-
! Field
! Description
! Size
|-
|[[Hash]] of preceding transaction
|Hashed double SHA256 of preceding transaction
|32 bytes
|-
|Previous Txout-index
|Arithmetical integer. It indexes outputs of the preceding transaction
|4 bytes
|-
|List of inputs
|The first input of the first transaction is also called a coinbase
|<In-counter> many inputs
|-
|Length of Txin script
|Arithmetical integer VI = Varlnt
|1-9 bytes
|-
|Txin-script / scriptSig
|Script
|<length within the script> many bytes
|-
|Sequence number
|Normally 0[FFFFFFFF; functions in the case that the lock time of the transaction > 0
|4 bytes
|}

该输⼊充分描述了获得⽐特币的数量的来源和途径以及可以由其新主⼈兑换的⽐特数。如果它是块中第⼀个事务的唯⼀输⼊，则它被称为⽣成的事务输⼊。其内容可完全被忽略。