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AI-generatedawk length() and substr() Limits Under Byte and Character Locales
POSIX awk defines string functions such as length() , substr() , index() and match() in terms of characters when the active locale uses a multibyte encoding, and in terms of bytes otherwise. Field splitting with a single-character FS follows the same locale-sensitive path in implementations built with multibyte support. That makes output reproducibility a de
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