WeakKeyMap<K extends Object, V extends Object> constructor
WeakKeyMap<K extends Object, V extends Object> ({})
Implementation
WeakKeyMap(
{bool autoPurge = true,
int autoPurgeThreshold = defaultAutoPurgeThreshold,
this.onPurgedValues})
: _autoPurge = autoPurge,
_autoPurgeThreshold = _normalizeAutoPurgeThreshold(autoPurgeThreshold),
super();