convert method
Converts a unit with a specific name and value to all other units
Implementation
@override
void convert(var name, double? value) {
assert(mapConversion.keys.contains(name));
super.convert(name, value);
if (value == null) return;
for (var i = 0; i < mapConversion.length; i++) {
unitList[i].value = unitConversion.getByName(mapConversion.keys.elementAt(i))?.value;
unitList[i].stringValue = mantissaCorrection(unitList[i].value!, significantFigures, removeTrailingZeros);
}
}