flash method

void flash(
  1. String key,
  2. dynamic value
)

Flashes a value to the session (temporary, removed after next access).

Implementation

void flash(String key, dynamic value) {
  touch();
  final flashNew = _session['_flash_new'];
  if (flashNew is Map) {
    flashNew[key] = value;
  } else {
    _session['_flash_new'] = {key: value};
  }
}