# `GSInstance axisValueForId:`

*Instance Method*

Returns the axis value for a specific ID.

## Declaration

```swift
func axisValue(forId ID: String) -> GSMetricStore?
```

```objc
- (GSMetricStore *) axisValueForId:(NSString *) ID;
```

```python
axisValueForId_(ID: str) -> GSMetricStore
```

## Parameters

- `ID` — The ID of the axis.

## Return Value

The axis value, or nil if not found.