Create a Metro 4 row

Build a Metro row

metroRow(
  ...,
  xAlign = c("start", "center", "end"),
  yAlign = c("start", "center", "end")
)

Arguments

...	Any element.
xAlign	How to horizontally align elements in the row: "start", "center" or "end".
yAlign	How to vertically align elements in the row: "start", "center" or "end".