putDouble method

void putDouble(
  1. String key,
  2. double? value
)

Saves the given value to the map for the given key. If the value is null, the previous mapping is removed (if any)

Implementation

void putDouble(String key, double? value) {
  if (value == null) {
    _internalMap.remove(key);
  } else {
    _internalMap[key] = value;
  }
}