# is_empty

## Function

Determine whether the value is empty.

## Syntax

```bt
is_empty(value)
```

## Parameters

| Parameters | Type | Required | Default value | Description |
| ------ | ------ | ------ | ------ | ------ |
| value | Any | No | None | The value to be judged. |

## Return value

| Type | Description |
| ------ | ------ |
| Bool | Empty, Null, empty string, empty array, empty object, and empty instance return true. |

## Example

```bt
result = is_empty([])

// Output: true
print result
```

## Notes

- Non-container values such as numbers, Boolean values, functions, and library objects return false.