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Flow

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Flow is a programming language created in 2014.

#127on PLDB 10Years Old
Download source code:
git clone https://github.com/facebook/flow
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Javascript with static type checking.


Example from the web:
// @flow function square(n: number): number { return n * n; } square("2"); // Error!

Language features

Feature Supported Example Token
Comments ✓ // A comment
Line Comments ✓ // A comment //
Semantic Indentation X
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