queryDouble method

double? queryDouble(
  1. String key, [
  2. double? defaultValue
])

Helper to get a query parameter as a double.

Implementation

double? queryDouble(String key, [double? defaultValue]) {
  final val = query[key];
  if (val == null) return defaultValue;
  return val is double ? val : double.tryParse(val.toString()) ?? defaultValue;
}