solana/docs/src/api/methods/_getLeaderSchedule.mdx

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import {
DocBlock,
DocSideBySide,
CodeParams,
Parameter,
Field,
Values,
CodeSnippets,
} from "../../../components/CodeDocBlock";
<DocBlock>
## getLeaderSchedule
Returns the leader schedule for an epoch
<DocSideBySide>
<CodeParams>
### Parameters:
<Parameter type={"u64"} optional={true}>
Fetch the leader schedule for the epoch that corresponds to the provided slot.
<li>If unspecified, the leader schedule for the current epoch is fetched</li>
</Parameter>
<Parameter type={"object"} optional={true}>
Configuration object containing the following fields:
<Field
name="commitment"
type="string"
optional={true}
href="/api/http#configuring-state-commitment"
></Field>
<Field name="identity" type="string" optional={true}>
Only return results for this validator identity (base-58 encoded)
</Field>
</Parameter>
### Result:
Returns a result with one of the two following values:
- `<null>` - if requested epoch is not found, or
- `<object>` - the result field will be a dictionary of validator identities,
as base-58 encoded strings, and their corresponding leader slot indices as values
(indices are relative to the first slot in the requested epoch)
</CodeParams>
<CodeSnippets>
### Code sample:
```bash
curl http://localhost:8899 -X POST -H "Content-Type: application/json" -d '
{
"jsonrpc": "2.0",
"id": 1,
"method": "getLeaderSchedule",
"params": [
null,
{
"identity": "4Qkev8aNZcqFNSRhQzwyLMFSsi94jHqE8WNVTJzTP99F"
}
]
}
'
```
### Response:
```json
{
"jsonrpc": "2.0",
"result": {
"4Qkev8aNZcqFNSRhQzwyLMFSsi94jHqE8WNVTJzTP99F": [
0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20,
21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38,
39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56,
57, 58, 59, 60, 61, 62, 63
]
},
"id": 1
}
```
</CodeSnippets>
</DocSideBySide>
</DocBlock>