Bitcoin Tutorials - Herong's Tutorial Examples - v1.06, by Herong Yang
"bitcoin-cli getclock" Command
This section describes how to use 'bitcoin-cli getclock' command.
If you want to learn the structure of Bitcoin blocks, you can play with the "bitcoin-cli getclock" Command as shown below.
1. Get the number of blocks that have been synchronized on my local Bitcoin Core Daemon so far.
C:\>\local\bitcoin-0.15.1\bin\bitcoin-cli -testnet getblockcount 124188
2. Get the hash of the block at a given height.
C:\>\local\bitcoin-0.15.1\bin\bitcoin-cli -testnet getblockhash 100000 00000000009e2958c15ff9290d571bf9459e93b19765c6801ddeccadbb160a1e
3. Get the summary of a given block hash.
C:\>\local\bitcoin-0.15.1\bin\bitcoin-cli -testnet getblock 00000000009e2958c15ff9290d571bf9459e93b19765c6801ddeccadbb160a1e { "hash": "00000000009e2958c15ff9290d571bf9459e93b19765c6801ddeccadbb160a1e", "confirmations": 51096, "strippedsize": 221, "size": 221, "weight": 884, "height": 100000, "version": 2, "versionHex": "00000002", "merkleroot": "d574f343976d8e70d91cb278d21044dd8a396019e6db70755a0a50e4783dba38", "tx": [ "d574f343976d8e70d91cb278d21044dd8a396019e6db70755a0a50e4783dba38" ], "time": 1376123972, "mediantime": 1376122060, "nonce": 1005240617, "bits": "1c00f127", "difficulty": 271.7576739288896, "chainwork": "000000000000000000000000000000000000000000000000004144cfce43f5e8", "previousblockhash": "000000004956cc2edd1a8caa05eacfa3c69f4c490bfc9ace820257834115ab35", "nextblockhash": "0000000000629d100db387f37d0f37c51118f250fb0946310a8c37316cbc4028" }
4. Get the hex dump of a given block hash.
C:\>\local\bitcoin-0.15.1\bin\bitcoin-cli -testnet getblock 00000000009e2958c15ff9290d571bf9459e93b19765c6801ddeccadbb160a1e 0 0200000035ab154183570282ce9afc0b494c9fc6a3cfea05aa8c1add2ecc56490000000038ba 3d78e4500a5a7570dbe61960398add4410d278b21cd9708e6d9743f374d544fc055227f1001c 29c1ea3b01010000000100000000000000000000000000000000000000000000000000000000 00000000ffffffff3703a08601000427f1001c046a510100522cfabe6d6d0000000000000000 000068692066726f6d20706f6f6c7365727665726aac1eeeed88ffffffff0100f2052a010000 001976a914912e2b234f941f30b18afbb4fa46171214bf66c888ac00000000
Table of Contents
Access Bitcoin Test Network "-testnet"
►"bitcoin-cli getclock" Command
bitcoin-cli Transaction Commands
"bitcoin-cli encryptwallet" - Set Wallet Password
"bitcoin-cli walletpassphrase" - Unlock Wallet
"bitcoin-cli backupwallet" - Backup Wallet