Akchyually! These days, Java uses Latin1 if no characters outside Latin1 are use... | Hacker News

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		looperhacks 8 months ago \| parent \| context \| favorite \| on: Algorithms for Modern Processor Architectures Akchyually! These days, Java uses Latin1 if no characters outside Latin1 are used. Only if full Unicode is necessary, it uses UTF-16

josephg 8 months ago [–]

Apple does something similar for strings in objc and Swift. They do lots of other optimisations besides - like small string optimisation for short strings to avoid heap allocations.

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