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std::experimental::basic_string_view::substr

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Technical specifications
Filesystem library (filesystem TS)
Library fundamentals (library fundamentals TS)
Library fundamentals 2 (library fundamentals 2 TS)
Extensions for parallelism (parallelism TS)
Extensions for concurrency (concurrency TS)
Concepts (concepts TS)
Ranges (ranges TS)
Special mathematical functions (special math TR)
 
 
 
constexpr basic_string_view
    substr(size_type pos = 0, size_type count = npos ) const;

Returns a view of the substring [pos, pos + rcount), where rcount is the smaller of count and size() - pos.

Contents

[edit] Parameters

pos - position of the first character
count - requested length

[edit] Return value

View of the substring [pos, pos + rcount).

[edit] Exceptions

std::out_of_range if pos > size()

[edit] Complexity

Constant.

[edit] See also

copies characters
(public member function) [edit]
find characters in the view
(public member function) [edit]