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klay_getFilterChanges
Polling method for a filter, which returns an array of logs which occurred since last poll.
Name | Type | Description |
---|---|---|
QUANTITY | string | The filter id (e.g., "0x16" // 22).
|
Array
- Array of log objects, or an empty array if nothing has changed since last poll.Name | Type | Description |
---|---|---|
removed | TAG | true when the log was removed, due to a chain reorganization. false if it is a valid log. |
logIndex | QUANTITY | Integer of the log index position in the block. null when it is a pending log. |
transactionIndex | QUANTITY | Integer of the transactions index position log was created from. null when pending. |
transactionHash | 32-byte DATA | Hash of the transactions this log was created from. null when pending. |
blockHash | 32-byte DATA | Hash of the block where this log was in. null when pending. |
blockNumber | QUANTITY | The block number where this log was in. null when pending.Address from which this log originated. |
address | 20-byte DATA | Address from which this log originated. |
data | DATA | Contains the non-indexed arguments of the log. |
topics | Array of DATA | Array of 0 to 4 32-byte DATA of indexed log arguments. (In Solidity: The first topic is the hash of the signature of the event (e.g., Deposit(address,bytes32,uint256) ), except you declared the event with the anonymous specifier.). |
// Request
curl -H "Content-Type: application/json" --data '{"jsonrpc":"2.0","method":"klay_getFilterChanges","params":["0x16"],"id":73}' http://klaytn.blockpi.network/v1/rpc/your-api-key
// Result
{
"id":1,
"jsonrpc":"2.0",
"result": [{
"logIndex": "0x1", // 1
"blockNumber":"0x1b4", // 436
"blockHash": "0x8216c5785ac562ff41e2dcfdf5785ac562ff41e2dcfdf829c5a142f1fccd7d",
"transactionHash": "0xdf829c5a142f1fccd7d8216c5785ac562ff41e2dcfdf5785ac562ff41e2dcf",
"transactionIndex": "0x0", // 0
"address": "0x16c5785ac562ff41e2dcfdf829c5a142f1fccd7d",
"data":"0x0000000000000000000000000000000000000000000000000000000000000000",
"topics": ["0x59ebeb90bc63057b6515673c3ecf9438e5058bca0f92585014eced636878c9a5"]
},{
...
}]
}
Last modified 1yr ago