toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (caseSensitive != null) 'caseSensitive': caseSensitive!,
if (field != null) 'field': field!,
if (fieldIndex != null) 'fieldIndex': fieldIndex!,
if (replaceString != null) 'replaceString': replaceString!,
if (searchString != null) 'searchString': searchString!,
};