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std::error_category::message

From cppreference.com
 
 
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virtual std::string message( int condition ) const = 0;
(since C++11)

Returns a string describing the given error condition for the error category represented by *this.

[edit] Parameters

condition - specifies the error condition to describe

[edit] Return value

A string describing the given error condition.

[edit] Exceptions

May throw implementation-defined exceptions.