# `GSInstance objectInCustomParametersAtIndex:`

*Instance Method*

Returns the custom parameter object at the specified index.

## Declaration

```swift
func objectInCustomParameters(at idx: UInt) -> GSCustomParameter?
```

```objc
- (GSCustomParameter *) objectInCustomParametersAtIndex:(NSUInteger) idx;
```

```python
objectInCustomParametersAtIndex_(idx: int) -> GSCustomParameter
```

## Parameters

- `idx` — The index.

## Return Value

The custom parameter object.