These functions are deprecated, please use call2()
and
new_call()
instead.
lang(.fn, ..., .ns = NULL) new_language(head, tail = NULL)
.fn | Function to call. Must be a callable object: a string, symbol, call, or a function. |
---|---|
... | <dynamic> Arguments for the function call. Empty arguments are preserved. |
.ns | Namespace with which to prefix |