> For the complete documentation index, see [llms.txt](https://docs.r.xyz/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.r.xyz/glider-ide/api/value/call/call.signature.md).

# Call.signature

Returns the called function signature

`property | signature() -> str`

## Query Example

```python
from glider import *

def query():
    instructions = (
        Instructions()
        .exec(1,98)
        .filter(lambda x: x.is_call())
    )

    for ins in instructions:
        print(ins.get_value().signature)

    return instructions
```

## Output Example

<figure><img src="https://2237101709-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FDX4Ojc4j1ef51TUAtYOx%2Fuploads%2F9Mto4f1YXmssCT5OZnap%2Fimage.png?alt=media&amp;token=59f0b5b2-857d-4537-b585-41c2b34b7c2c" alt=""><figcaption></figcaption></figure>