Set a user-defined exception handler function:
The above code will output something like this:
The set_exception_handler() function sets a user-defined exception handler function.
The script will stop executing after the exception handler is called.
Parameter | Description |
---|---|
exceptionhandler | Required. Specifies the name of the function to be run when an uncaught exception occurs. NULL can be passed instead, to reset this handler to its default state |
Return Value: | A string that contains the previously defined exception handler, or NULL on error or if no previous handler was defined |
---|---|
PHP Version: | 5.0+ |
PHP Changelog: | Previously, if NULL was passed then this function returned TRUE. It returns the previous handler since PHP 5.5 |