meter constant
String
const meter
A meter is a graphical display of a numeric value within a defined range. For example, showing battery percentage. A meter is not appropriate for values that do not have a meaningful maximum limit. Meters should not be used to indicate progress (for example loading), this should be communicated with the
See: developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Roles/meter_role
Implementation
static const String meter = 'meter';