Null-coalescing operator

Returns e1 if it is not NULL, otherwise returns e2.

Usage

e1 %||% e2

Arguments

e1

Left-hand side value.

e2

Right-hand side fallback value.

Value

e1 if not NULL, else e2.

Examples

NULL %||% "fallback"
#> [1] "fallback"
"a" %||% "b"
#> [1] "a"