modify_call | R Documentation |
Modify the arguments of a call.
modify_call(call, new_args)
call |
A call to modify. It is first standardised with
|
new_args |
A named list of expressions (constants, names or calls)
used to modify the call. Use |
call <- quote(mean(x, na.rm = TRUE))
# Modify an existing argument
modify_call(call, list(na.rm = FALSE))
modify_call(call, list(x = quote(y)))
# Remove an argument
modify_call(call, list(na.rm = NULL))
# Add a new argument
modify_call(call, list(trim = 0.1))
# Add an explicit missing argument
modify_call(call, list(na.rm = quote(expr = )))
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