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# JSValueIsArray(_:_:)

Tests whether a JavaScript value is an array.

```
func JSValueIsArray(_ ctx: JSContextRef!, _ value: JSValueRef!) -> Bool
```

## Parameters

`ctx`

The execution context to use.

`value`

The [`JSValueRef`](/documentation/JavaScriptCore/JSValueRef) to test.

## Return Value

<doc://com.apple.documentation/documentation/Swift/true> if `value` is an array; otherwise, <doc://com.apple.documentation/documentation/Swift/false>.

## Discussion

---

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