extractString static method
Implementation
static Map<String, String> extractString(Map<String, Object?> form,
[bool allowEmpty = false]) {
var extraData = <String, String>{};
form.forEach((key, value) {
if (value is Map<String, Object?>) {
if (!allowEmpty && (value['value'] == null || value['value'] == '')) {
return;
}
extraData[key] = value['value']?.toString() ?? '';
}
});
return extraData;
}