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# Function: systemHasVersion()

> **systemHasVersion**(`directory`): (`id`, `version`?) => `Promise`<`boolean`>

Defined in: systems.ts:136

## Parameters[​](#parameters "Direct link to Parameters")

| Parameter   | Type     |
| ----------- | -------- |
| `directory` | `string` |

## Returns[​](#returns "Direct link to Returns")

`Function`

### Parameters[​](#parameters-1 "Direct link to Parameters")

| Parameter  | Type     |
| ---------- | -------- |
| `id`       | `string` |
| `version`? | `string` |

### Returns[​](#returns-1 "Direct link to Returns")

`Promise`<`boolean`>