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# std::set_unexpected

From cppreference.com
< cpp‎ | error

Defined in header `<exception>` |  |
std::unexpected_handler set_unexpected( std::unexpected_handler f ) |  |

Makes `f` the new global std::unexpected_handler and returns the previously installed std::unexpected_handler.

### [edit] Parameters

f | - | pointer to function of type std::unexpected_handler, or null pointer

### [edit] Return value

The previously-installed unexpected handler, or a null pointer value if none was installed.

### [edit] Exceptions

(none) | (until C++11)
`noexcept` specification: noexcept | (since C++11)

### [edit] See also

unexpected (deprecated) | function called when dynamic exception specification is violated (function) [edit]
get_unexpected (C++11)(deprecated) | obtains the current unexpected_handler (function) [edit]
unexpected_handler (deprecated) | the type of the function called by std::unexpected (typedef) [edit]

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