ifDoElse function

dynamic Function(dynamic) ifDoElse(
  1. dynamic fn(
    1. dynamic f
    ),
  2. Function fn1,
  3. Function fn2
)

Implementation

Function(dynamic) ifDoElse(
  Function(dynamic f) fn,
  Function fn1,
  Function fn2,
) =>
    (x) => fn(x) == true ? fn1(x) : fn2(x);