Checking for Missing Arguments
This function is identical to hasArg
, except that
it accepts the argument name as a character string.
This avoids to have a check NOTE about invisible binding variable.
hasArg2(name)
name |
the name of an argument as a character string. |
f <- function(...){ hasArg2('abc') } f(a=1) f(abc=1) f(b=1)
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