margin method

Container margin({
  1. double left = 0,
  2. double top = 0,
  3. double right = 0,
  4. double bottom = 0,
  5. dynamic vertical,
  6. dynamic horizontal,
})

Implementation

Container margin(
        {double left: 0,
        double top: 0,
        double right: 0,
        double bottom: 0,
        vertical,
        horizontal}) =>
    Container(
      margin: vertical != null || horizontal != null
          ? EdgeInsets.symmetric(
              vertical: vertical ?? 0, horizontal: horizontal ?? 0)
          : EdgeInsets.only(
              left: left, top: top, right: right, bottom: bottom),
      child: this,
    );