O'Reilly logo

PHP Quick Scripting Reference by Mikael Olsson

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

CHAPTER 30

image

Exception Handling

PHP 5 introduced exceptions, a built-in mechanism for handling program failures within the context in which they occur. Unlike errors, which generally need to be fixed by the developer, exceptions are handled by the script. They represent an irregular run-time situation that should have been expected as a possibility, and which the script should be able to handle on its own.

Throwing exceptions

When a situation occurs that a function cannot recover from it can generate an exception to signal to the caller that the function has failed. This is done using the throw keyword followed by a new instance of the Exception ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required