JDK 20-23: Support For Unicode CLDR Version 42
Read OriginalThis technical article details the JDK 20 upgrade to Unicode CLDR Version 42, which changes space handling in locale-dependent formats, potentially causing breaking changes. It explains the issue, offers workarounds like the -Djava.locale.providers=COMPAT flag, and introduces JDK 23's new loose matching of space separators to mitigate parsing problems in date/time strings.
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