std::sub_match::operator string_type, std::sub_match::str
From cppreference.com
| operator string_type() const;
|
(1) | |
| string_type str() const;
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(2) | |
Converts to an object of the underlying std::basic_string type.
The first version is an implicit conversion, the second one is explicit.
Contents |
[edit] Parameters
(none)
[edit] Return value
Returns the matched character sequence as an object of the underlying std::basic_string type. If the matched member is false then the empty string is returned.
[edit] Complexity
Linear in the length of the underlying character sequence.
[edit] Example
Run this code
#include <iostream> #include <regex> #include <string> int main() { std::ssub_match sm; std::string s = sm; // implicit conversion std::cout << s.length() << '\n'; }
Output:
0