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by toolslive
1860 days ago
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besides being really insane typing wise, javascript also both really lenient and unpredictable in what it accepts as expressions. Try to guess the result of the following expressions: > [] + []
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> {} + []
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> [] + {}
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> {} + {}
It means that if you feed it nonsense it does not stop you but happily carries on and explodes a few milliseconds later somewhere else. Another can of worms is the difference between null, 0,undefined, '', ....Ok, you got me worked up. I need to go for a run to blow off steam. |
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