coalesce {BBmisc}

R Documentation

Returns first non-missing, non-null argument.

Description

Returns first non-missing, non-null argument, otherwise NULL.

Usage

coalesce(...)

Arguments

...	[any] Arguments.

Value

[any].

Examples

f = function(x,y) {
  print(coalesce(NULL, x, y))
}
f(y = 3)

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