cppdraft_translate/cppdraft/string/substr.md

[string.substr]

27 Strings library [strings]

27.4 String classes [string.classes]

27.4.3 Class template basic_string [basic.string]

27.4.3.8 String operations [string.ops]

27.4.3.8.3 basic_string​::​substr [string.substr]

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constexpr basic_string substr(size_type pos = 0, size_type n = npos) const &;

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Effects: Equivalent to: return basic_string(*this, pos, n);

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constexpr basic_string substr(size_type pos = 0, size_type n = npos) &&;

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Effects: Equivalent to: return basic_string(std​::​move(*this), pos, n);

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constexpr basic_string_view<charT, traits> subview(size_type pos = 0, size_type n = npos) const;

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Effects: Equivalent to: return basic_string_view<charT, traits>(*this).subview(pos, n);