asDoubleOrNull method

double? asDoubleOrNull()

Returns the picked value as double? or returns null when the picked value is absent

Parses the picked value as double. Also tries to parse String as double via double.tryParse

Implementation

double? asDoubleOrNull() {
  if (value == null) return null;
  try {
    return _parse();
  } catch (_) {
    return null;
  }
}