Documentation exported from Bitcoin Core 0.20.0

getblockcount (0.20.0 RPC)

blockchain

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getblockcount

Returns the height of the most-work fully-validated chain.
The genesis block has height 0.

Result:
n    (numeric) The current block count

Examples:
> bitcoin-cli getblockcount 
> curl --user myusername --data-binary '{"jsonrpc": "1.0", "id": "curltest", "method": "getblockcount", "params": []}' -H 'content-type: text/plain;' http://127.0.0.1:8332/