C++ Exception Library - bad_cast

Description

This is an exception thrown on failure to dynamic cast.

Declaration

Following is the declaration for std::bad_cast.

class bad_cast;

C++11

class bad_cast;

Parameters

none

Return Value

none

Exceptions

No-throw guarantee − no members throw exceptions.

Example

In below example for std::bad_cast.

#include 
#include 
 
struct Foo { virtual ~Foo() {} };
struct Bar { virtual ~Bar() {} };
 
int main() {
   Bar b;
   try {
      Foo& f = dynamic_cast
The sample output should be like this −
std::bad_cast

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