std::basic_string_view<CharT,Traits>::substr
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constexpr basic_string_view substr(size_type pos = 0, size_type count = npos ) const; |
(C++17) | |
[pos, pos + rcount) rcount count size() - pos
| pos | - | |
| count | - |
[pos, pos + rcount)
pos > size() std::out_of_range
| () | |
| () |