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R: Substrings of a Character Vector - ETH :: D-MATH :: Seminar for Statistics
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日期：2026-04-21
Substrings of a Character Vector Description Extract or replace substrings in a character vector. Usage substr(x, start, stop) substring(text, first, last = 1000000L) substr ... Details substring is compatible with S, with first and last instead of start ...看更多
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