libnexakotlin/org.nexa.libnexakotlin/BlockHeaderPersist/getHeader

getHeader

abstract fun getHeader(height: Long): iBlockHeader?

Get a main chain (a chain with the most work) header by its height

abstract fun getHeader(hash: ByteArray): iBlockHeader?

If a header identified by this hash does not exist, return null

abstract fun getHeader(hash: Hash256): iBlockHeader?