asDoubleOr function

double asDoubleOr(
  1. dynamic json,
  2. String key, {
  3. double fallback = 0.0,
})

Returns a double for the value at key, or fallback if conversion fails.

Implementation

double asDoubleOr(dynamic json, String key, {double fallback = 0.0}) {
  final value = _getJsonValueOrNull(json, key);
  return toDoubleOr(value, fallback: fallback);
}