this post was submitted on 16 Jun 2023
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This one is one of my favourite JS quirks:
Wait wtf is happening there?
parseInt is meant for strings so it converts the number there into a string. Once the numbers get small enough it starts representing it with scientific notation. So
0.0000001converts into"1e-7"where it then starts to ignore thee-7part because that's not a valid int, so it is left with1https://javascript.plainenglish.io/why-parseint-0-0000001-0-8fe1aec15d8b