1st Node
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eth_getCode

OptimismC1

Returns the compiled contract bytecode stored at an address. An empty result ("0x") means the address is an EOA or has no code at that block.

Endpoint
POST https://api.1st-node.com/v1/optimism/rpc

Parameters

NameTypeDescription
addressDATA, 20 bytesAddress to read code from.
blockQUANTITY | TAGBlock number or tag.

Returns

DATA — the bytecode at the address, or "0x" if none.

Request

curl https://api.1st-node.com/v1/optimism/rpc \
  -H "Authorization: Bearer $ONE_KEY" \
  -H "content-type: application/json" \
  -d '{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "eth_getCode",
  "params": ["0xdac17f958d2ee523a2206206994597c13d831ec7", "latest"]
}'
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "eth_getCode",
  "params": ["0xdac17f958d2ee523a2206206994597c13d831ec7", "latest"]
}

Response

{
  "jsonrpc": "2.0",
  "id": 1,
  "result": "0x606060405236156100..."
}
More state methods on Optimism
eth_getBalanceeth_getTransactionCounteth_getStorageAt

← Optimism API

Sıkça sorulanlar

How do I tell a contract from a wallet?

A wallet (EOA) returns "0x"; a contract returns non-empty bytecode.

Bakiye yükle, anahtarını al, yayına çık.

Self servis. Kripto ya da kartla öde. Krediyle ölçümlenir — ağır ilkel yapılar daha pahalı, basitler ucuz.

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