flutter how to get hight of screen code example

Example 1: how to get screen size in flutter

double width = MediaQuery. of(context). size. width;
double height = MediaQuery. of(context). size. height;

Example 2: how to give width based on screen size flutter

dependencies:
  flutter:
    sdk: flutter
  # add flutter_ScreenUtil
  flutter_screenutil: ^0.4.2