What is kReleaseMode?

kReleaseMode top-level constant Null safety A constant that is true if the application was compiled in release mode. … Since this is a const value, it can be used to indicate to the compiler that a particular block of code will not be executed in release mode, and hence can be removed.

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What is kIsWeb Flutter?

kIsWeb top-level constant Null safety bool const kIsWeb. A constant that is true if the application was compiled to run on the web . This implementation takes advantage of the fact that JavaScript does not support integers. In this environment, Dart’s doubles and ints are backed by the same kind of object.

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