how flutter add packages code example
Example: pubspec.yaml flutter
dependencies:
url_launcher: ^5.4.0 # Good, any 5.4.x version where x >= 0 works.
image_picker: '5.4.3' # Not so good, only version 5.4.3 works.
dependencies:
url_launcher: ^5.4.0 # Good, any 5.4.x version where x >= 0 works.
image_picker: '5.4.3' # Not so good, only version 5.4.3 works.