std::experimental::basic_string_view::substr
From cppreference.com
< cpp | experimental | basic string view
| constexpr basic_string_view substr(size_type pos = 0, size_type count = npos ) const; |
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Returns a view of the substring [pos, pos + rcount), where rcount is the smaller of count and size() - pos.
Parameters
| pos | - | position of the first character |
| count | - | requested length |
Return value
View of the substring [pos, pos + rcount).
Exceptions
std::out_of_range if pos > size()
Complexity
Constant.
See also
| copies characters (public member function) | |
| find characters in the view (public member function) |