# std::regex_error::code

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< cpp‎ | regex‎ | regex error

Defined in header `<regex>` |  |
std::regex_constants::error_type code() const; |  | (since C++11)

Returns the std::regex_constants::error_type that was passed to the std::regex_error constructor.

### See Also

error_type (C++11) | describes different types of matching errors (typedef)
(constructor) | constructs a `regex_error` object (public member function)

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