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Null safety and subclasses in Dart - the devious coin trick

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Randal L. Schwartz on Dart and Flutter

2.49K subscribers

Mon, 31 May 2021 00:00:00 GMT
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Randal demonstrates why the analyzer can’t guarantee that once a null check has been processed, the value is definitely not null for further steps. UPDATE: See how to fix this in Dart 3!    • Dart 3: Devious Coin redux   Support Randal on Patreon via https://www.patreon.com/randalschwartz Or buy Randal a Coffee via https://www.buymeacoffee.com/randalschwartz

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