convert method
Implementation
Future<String?> convert(String str, ConversionType conversionType) {
throw UnimplementedError(
'convert(String str, ConversionType conversionType) has not been implemented.');
}
Future<String?> convert(String str, ConversionType conversionType) {
throw UnimplementedError(
'convert(String str, ConversionType conversionType) has not been implemented.');
}