ReferenceAvailable
_expression
`_expression` is an optional parameter of `telion_api.Field` with the installed type contract `str | None`.
_expression is an optional parameter of telion_api.Field with the installed type contract str | None.
Contract
| Property | Value |
|---|---|
| symbol | telion_api.Field |
| parameter | _expression |
| type | str | None |
| required | false |
| default | null |