# mutationOptions

# Function: mutationOptions()

## Call Signature

```ts
function mutationOptions<TData, TError, TVariables, TOnMutateResult>(options): WithRequired<CreateMutationOptions<TData, TError, TVariables, TOnMutateResult>, 'mutationKey'>
```

Defined in: [packages/svelte-query/src/mutationOptions.ts](https://github.com/TanStack/query/blob/main/packages/svelte-query/src/mutationOptions.ts)

### Type Parameters

#### TData

`TData` = `unknown`

#### TError

`TError` = `Error`

#### TVariables

`TVariables` = `void`

#### TOnMutateResult

`TOnMutateResult` = `unknown`

### Parameters

#### options

`WithRequired`\<[`CreateMutationOptions`](../type-aliases/CreateMutationOptions.md)\<`TData`, `TError`, `TVariables`, `TOnMutateResult`\>, `'mutationKey'`\>

### Returns

`WithRequired`\<[`CreateMutationOptions`](../type-aliases/CreateMutationOptions.md)\<`TData`, `TError`, `TVariables`, `TOnMutateResult`\>, `'mutationKey'`\>

## Call Signature

```ts
function mutationOptions<TData, TError, TVariables, TOnMutateResult>(options): Omit<CreateMutationOptions<TData, TError, TVariables, TOnMutateResult>, 'mutationKey'>
```

Defined in: [packages/svelte-query/src/mutationOptions.ts](https://github.com/TanStack/query/blob/main/packages/svelte-query/src/mutationOptions.ts)

### Type Parameters

#### TData

`TData` = `unknown`

#### TError

`TError` = `Error`

#### TVariables

`TVariables` = `void`

#### TOnMutateResult

`TOnMutateResult` = `unknown`

### Parameters

#### options

`Omit`\<[`CreateMutationOptions`](../type-aliases/CreateMutationOptions.md)\<`TData`, `TError`, `TVariables`, `TOnMutateResult`\>, `'mutationKey'`\>

### Returns

`Omit`\<[`CreateMutationOptions`](../type-aliases/CreateMutationOptions.md)\<`TData`, `TError`, `TVariables`, `TOnMutateResult`\>, `'mutationKey'`\>