alternative to row widget lfutter code example

Example 1: next row column in flutter

var phoneNumber = new Row(
  mainAxisSize: MainAxisSize.min,
  children: <Widget>[
    Expanded(
      child: new Padding(
        padding: const EdgeInsets.all(20.0),
        child: countryCodePicker,
      ),
    ),
    Expanded(
      child: new Padding(
        padding: const EdgeInsets.all(20.0),
        child: mobileNumber,
      ),
    ),
  ],
);

Example 2: cross acces alignment in flutter

Row(  crossAxisAlignment: CrossAxisAlignment.start,  children: [    Container(      color: Colors.blue,      height: 50.0,      width: 50.0,    ),    Icon(Icons.adjust, size: 50.0, color: Colors.pink),    Icon(Icons.adjust, size: 50.0, color: Colors.purple,),    Icon(Icons.adjust, size: 50.0, color: Colors.greenAccent,),    Container(      color: Colors.orange,      height: 50.0,      width: 50.0,    ),    Icon(Icons.adjust, size: 50.0, color: Colors.cyan,),  ],);