clean method
Implementation
void clean(List<PageInstance> currentInstances) {
for (var key in pages.keys) {
if (!currentInstances.any((x) => x == x)) {
pages.remove(key);
}
}
}
void clean(List<PageInstance> currentInstances) {
for (var key in pages.keys) {
if (!currentInstances.any((x) => x == x)) {
pages.remove(key);
}
}
}